弾力性 in 30 Seconds
- 弾力性 (danryokusei) means elasticity, the ability to bounce back.
- Used for physical materials, economic responsiveness, and personal resilience.
- Key concept in physics, economics, and psychology.
- Implies returning to original shape or state after stress or shock.
The Japanese word 弾力性 (だんりょくせい - danryokusei) is a noun that refers to the quality of being elastic or resilient. It's used in various contexts, from the physical properties of materials to abstract concepts like economic behavior and personal flexibility.
In physics and material science, 弾力性 describes how well something can deform under stress and then return to its original shape. Think about a rubber band or a spring – they possess high elasticity. If a material lacks this property, it might break or permanently deform when stretched or compressed.
Beyond the physical world, 弾力性 is frequently used in economics. Here, it refers to the responsiveness of supply or demand to changes in price. For example, if the price of a luxury item increases, and the demand for it drops significantly, that item has high price elasticity of demand. Conversely, if demand barely changes despite a price hike, it has low elasticity. This concept is crucial for businesses and policymakers to understand market dynamics.
In a more metaphorical sense, 弾力性 can describe a person's ability to adapt to change, bounce back from setbacks, or adjust their plans when circumstances require it. Someone with great 弾力性 might be described as flexible, resilient, or adaptable. This might involve being able to change work schedules, adjust to new living situations, or cope with unexpected challenges without becoming overwhelmed.
The word is composed of three kanji: 弾 (dan) meaning 'bullet,' 'snap,' or 'elastic,' 力 (ryoku) meaning 'power' or 'strength,' and 性 (sei) meaning 'nature' or 'property.' Together, they literally suggest a 'property of elastic power,' which perfectly captures the essence of elasticity.
You'll often encounter 弾力性 in discussions about product quality (e.g., the elasticity of clothing fabric), economic trends (e.g., the elasticity of the labor market), and personal development (e.g., developing mental elasticity). Understanding this word opens up a broader comprehension of how things stretch, respond, and recover in both the tangible and intangible realms.
- Physical Property
- Describes materials that can return to their original form after being stretched or compressed, like rubber or springs.
- Economic Concept
- Measures how much demand or supply changes in response to price fluctuations.
- Personal Resilience
- Refers to a person's ability to adapt to change and recover from difficulties.
この生地は非常に高い弾力性を持っています。
Mastering 弾力性 involves seeing how it's woven into different sentence structures. Let's explore its usage across various domains, from everyday conversations to more specialized fields.
Physical Properties:
このマットレスは適度な弾力性があり、寝心地が良い。
古いゴム製品は弾力性を失い、ひび割れやすくなる。
Economic Contexts:
石油価格の変動に対する製品の需要弾力性を分析する。
労働市場における賃金の弾力性は、経済の健全性を示す指標の一つだ。
Personal and Social Adaptability:
変化の激しい現代社会では、精神的な弾力性が不可欠だ。
彼は予期せぬ問題にも柔軟に対応できる弾力性を持っている。
General Usage:
この素材は、伸び縮みしても弾力性を保つ。
計画の弾力性を高めるために、いくつかの代替案を用意した。
Understanding the contexts where 弾力性 (danryokusei) is commonly used will significantly boost your comprehension and fluency. It's a word that bridges scientific, economic, and even personal discussions.
1. Material Science and Product Reviews: When people discuss the quality of fabrics, sports equipment, furniture padding, or anything designed to be stretched or compressed, 弾力性 is a key descriptor. You'll hear it in:
- Product Descriptions: 「このヨガパンツは優れた弾力性で動きやすい。」 (This yoga pant is easy to move in due to its excellent elasticity.)
- Customer Reviews: 「期待していたほどの弾力性はなかった。」 (It didn't have as much elasticity as I expected.)
- Manufacturing Discussions: 「素材の弾力性を向上させるための研究が進められている。」 (Research is underway to improve the elasticity of the material.)
2. Economics and Business News: This is a very common domain for 弾力性. It's essential for understanding market behavior, pricing strategies, and economic forecasts. You'll encounter it in:
- News Reports: 「エネルギー価格の弾力性は、消費者行動に大きく影響する。」 (The elasticity of energy prices greatly affects consumer behavior.)
- Analyst Reports: 「この業界では、需要の価格弾力性が低いとされている。」 (It is said that the price elasticity of demand in this industry is low.)
- Lectures and Seminars: 「経済学における弾力性の概念は非常に重要です。」 (The concept of elasticity in economics is very important.)
3. Health and Fitness: In fields like physical therapy, sports science, and even general wellness, 弾力性 can refer to the elasticity of muscles, skin, or joints.
- Medical Advice: 「筋肉の弾力性を保つために、定期的なストレッチが推奨されます。」 (Regular stretching is recommended to maintain muscle elasticity.)
- Fitness Programs: 「このエクササイズは、体の弾力性を高めるのに役立ちます。」 (This exercise helps improve the body's flexibility/resilience.)
4. Personal Development and Psychology: When discussing resilience, adaptability, and mental fortitude, 弾力性 is used metaphorically.
- Self-Help Books: 「逆境を乗り越えるためには、精神的な弾力性を養うことが大切だ。」 (To overcome adversity, it is important to cultivate mental resilience.)
- Career Advice: 「変化に対応できる弾力性は、現代のビジネスパーソンに求められる資質です。」 (The ability to adapt to change is a quality required of modern business professionals.)
5. General Conversation: Sometimes, you might hear it in casual conversation when describing something that bounces back well or is forgiving.
- Describing objects: 「このクッションは弾力性があって座り心地がいいね。」 (This cushion has good elasticity and is comfortable to sit on.)
Pay attention to the surrounding words to determine which meaning of 弾力性 is being used.
While 弾力性 (danryokusei) is a versatile word, learners can sometimes misuse it or confuse it with similar concepts. Here are some common pitfalls to avoid:
1. Confusing with 'Flexibility' in a Rigid Sense:
Mistake: Using 弾力性 to describe a schedule that can be easily changed, like a flexible timetable.
Correct Usage: While 弾力性 can imply adaptability, for rigid schedules or plans, words like 柔軟性 (じゅうなんせい - juunansei), meaning 'flexibility' or 'suppleness' in a more general sense, are often more appropriate. 弾力性 leans more towards 'resilience' or 'springiness.'
Example of Misuse: 「私の仕事のスケジュールは弾力性があります。」 (My work schedule has elasticity.) - This sounds odd. It implies the schedule itself can bounce back, not that it can be easily adjusted.
Corrected: 「私の仕事のスケジュールは柔軟性があります。」 (My work schedule has flexibility.)
2. Overusing for Personal Adaptability:
Mistake: Applying 弾力性 to every situation where someone shows adaptability, even when simpler terms suffice.
Correct Usage: While 弾力性 is used for mental and emotional resilience, it's often combined with adjectives or other nouns. For general adaptability, 順応性 (じゅんのうせい - junnousei - adaptability) or 適応力 (てきおうりょく - tekiouryoku - adaptability/coping ability) might be better fits depending on the nuance.
Example of Misuse: 「彼は新しい環境に弾力性がある。」 (He has elasticity to new environments.) - Grammatically okay, but sounds a bit unnatural for general adaptability.
Corrected: 「彼は新しい環境に順応性がある。」 or 「彼は新しい環境への適応力が高い。」 (He has adaptability to new environments / His ability to adapt to new environments is high.)
3. Confusing with 'Strength' or 'Power':
Mistake: Thinking that 弾力性 implies brute force or inherent strength.
Correct Usage: The 力 (ryoku - power) in 弾力性 refers to the *power to return* or the *ability to deform and recover*, not raw strength. A weak spring can still have good elasticity.
Example of Misuse: 「このロープは弾力性があるから、重いものを運べる。」 (This rope has elasticity, so it can carry heavy things.) - While elasticity might play a role, it's not the primary descriptor for carrying capacity. Strength (強度 - kyoudo) is more relevant.
Corrected: 「このロープは強度があるので、重いものを運べます。」 (This rope is strong, so it can carry heavy things.)
4. Incorrect Kanji Usage (Less Common for Learners, but possible):
Mistake: Mistaking 弾 (dan) for other kanji with similar pronunciations, leading to nonsensical words.
Correct Usage: Always ensure you are using the correct kanji: 弾 (elasticity, bullet), 力 (power), 性 (nature). The combination is specific.
Takeaway: Context is king. Always consider whether you're talking about physical bounce, economic responsiveness, or personal resilience. When in doubt, consider if 柔軟性 (juunansei) or 適応力 (tekiouryoku) might be a more precise fit.
Understanding 弾力性 (danryokusei) is enhanced by comparing it to words with overlapping or distinct meanings. This helps to pinpoint its unique nuances.
Key Comparisons:
- 弾力性 (danryokusei)
- Core Meaning: Elasticity, resilience, the ability to return to original shape or state after deformation or shock. Also, economic responsiveness.
- Usage: Physical materials (rubber, springs), economic concepts (price elasticity), personal resilience (mental elasticity).
- Example: ゴムの弾力性 (elasticity of rubber), 需要の弾力性 (demand elasticity).
- 柔軟性 (juunansei)
- Core Meaning: Flexibility, pliability, suppleness. Refers to the ability to bend, change, or adapt without breaking. Can be physical or abstract.
- Usage: Physical (flexible body, pliable material), abstract (flexible schedule, flexible thinking, flexible approach).
- Example: 体の柔軟性 (body flexibility), スケジュールの柔軟性 (schedule flexibility).
- Distinction: While 弾力性 is about bouncing back after stress, 柔軟性 is more about the capacity to bend or adapt without resistance. A rubber band has 弾力性; a gymnast has 柔軟性. A flexible schedule has 柔軟性, not 弾力性.
- 適応力 (tekiouryoku)
- Core Meaning: Adaptability, coping ability. The capacity to adjust to new conditions or environments.
- Usage: Primarily for people or systems adjusting to changes (new environment, new technology, social changes).
- Example: 新しい環境への適応力 (adaptability to a new environment).
- Distinction: 弾力性 is about bouncing back; 適応力 is about adjusting to fit in. You need 弾力性 to recover from a shock, and 適応力 to thrive in a new situation.
- 回復力 (kaifukuryoku)
- Core Meaning: The power or ability to recover, recuperate. Often used for health, damage, or finances.
- Usage: Physical health (recovering from illness), financial recovery, damage repair.
- Example: 病気からの回復力 (recovery from illness).
- Distinction: 弾力性 is about returning to shape; 回復力 is about getting back to a normal or healthy state. You might have physical 弾力性 but still need 回復力 to heal from an injury.
- 強度 (kyoudo)
- Core Meaning: Strength, intensity, durability. Refers to the ability to withstand force without breaking or failing.
- Usage: Physical materials (strength of a rope), structural integrity, emotional fortitude.
- Example: この素材は強度が高い。(This material has high strength.)
- Distinction: 弾力性 is about deforming and returning; 強度 is about resisting deformation or breaking. A material can be strong but not elastic (like glass), or elastic but not very strong (like thin rubber).
How Formal Is It?
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Fun Fact
The kanji 弾 (dan) itself can also mean 'bullet' or 'to snap.' This connection to 'snapping back' or 'springing' reinforces the meaning of elasticity. The word likely developed as a more technical or abstract term compared to simpler words for 'stretchiness.'
Pronunciation Guide
- Pronouncing the Japanese 'r' sound as a hard English 'r'.
- Incorrectly stressing syllables, making it sound unnatural.
- Not clearly differentiating the short 'u' sound.
- Mispronouncing the 'ei' diphthong.
Difficulty Rating
At B2 level, reading comprehension of texts discussing 弾力性 is generally good. Learners can understand the core meaning in physical and economic contexts. However, highly technical or abstract discussions, especially those involving complex economic models or philosophical interpretations of resilience, might still pose a challenge and require careful attention to context and specialized vocabulary.
Writing sentences with 弾力性 at a B2 level is achievable, particularly in descriptive or basic economic contexts. Producing nuanced or highly technical writing, such as detailed economic analyses or sophisticated discussions on psychological resilience, requires careful word choice and sentence structure to avoid ambiguity and maintain accuracy. Learners may need to actively practice using it in varied contexts.
Speaking about 弾力性 at a B2 level is possible, especially when discussing everyday topics like materials or personal adaptability. However, spontaneous use in complex economic debates or highly abstract philosophical discussions might be challenging. Learners may hesitate or struggle to find the precise phrasing to convey nuanced meanings, particularly when differentiating it from similar terms like 柔軟性 or 適応力.
Listening comprehension for 弾力性 at B2 is generally good for common contexts. Learners can likely understand its use in product reviews, news reports on the economy, or general conversations about resilience. However, fast-paced or highly technical audio, especially in specialized fields like advanced economics or material science, might require focused attention to catch the specific meaning and context of 弾力性.
What to Learn Next
Prerequisites
Learn Next
Advanced
Grammar to Know
Using particles が and は with nouns describing properties.
この素材は弾力性がある。(The material HAS elasticity.) - が is used to mark the property itself. ゴムの弾力性は高い。(The elasticity OF rubber is high.) - は marks 'elasticity of rubber' as the topic.
Using 〜性 (-sei) as a suffix to form abstract nouns.
弾力 (elasticity) + 性 (nature) = 弾力性 (elasticity). Other examples: 柔軟 (flexible) + 性 = 柔軟性 (flexibility); 重要 (important) + 性 = 重要性 (importance).
Using 〜力 (-ryoku) as a suffix to form nouns indicating ability or power.
適応 (adapt) + 力 (power) = 適応力 (adaptability). Other examples: 回復 (recover) + 力 = 回復力 (recovery power); 想像 (imagine) + 力 = 想像力 (imagination).
Using adjectives (na-adjectives) before nouns to modify them.
精神的弾力性 (mental elasticity). Here, 精神的 (seishinteki) is a na-adjective modifying the noun 弾力性.
Using 〜的 (-teki) to form na-adjectives from nouns.
経済 (economy) + 的 = 経済的 (economic). This adjective can then modify nouns like 弾力性: 経済的弾力性 (economic elasticity).
Examples by Level
ゴムが伸びる。
The rubber stretches.
ボールは弾む。
The ball bounces.
これは伸びる。
This stretches.
バネが縮む。
The spring shrinks.
布は柔らかい。
The cloth is soft.
これは元に戻る。
This returns to its original state.
風船が膨らむ。
The balloon inflates.
風船が縮む。
The balloon deflates.
このセーターは弾力性がある。
This sweater has elasticity.
弾力性 (danryokusei) is a noun.
バネは弾力性で動く。
Springs move due to elasticity.
The particle で indicates the means or cause.
靴底に弾力性がある。
The shoe sole has elasticity.
The particle に indicates location.
伸びて、元に戻る。
It stretches and returns to its original state.
This describes the action of elasticity.
この生地は弾力性が低い。
This fabric has low elasticity.
低い (hikui) means low.
子供は弾力性がある。
Children have resilience.
Metaphorical use for resilience.
ボールの弾力性は大切だ。
The ball's elasticity is important.
大切だ (taisetsu da) means important.
ゴムは弾力性がある。
Rubber has elasticity.
Simple statement of fact.
このマットレスは適度な弾力性があり、快適な睡眠を提供します。
This mattress has moderate elasticity and provides comfortable sleep.
適度な (tekido na) means moderate. 提供します (teikyou shimasu) means to provide.
経済学では、需要の弾力性という概念が重要です。
In economics, the concept of demand elasticity is important.
経済学 (keizaigaku) means economics. 概念 (gainen) means concept.
古いゴム製品は弾力性を失い、ひび割れやすくなります。
Old rubber products lose their elasticity and become prone to cracking.
失い (ushinai) means lose. ひび割れやすくなる (hibiware yasuku naru) means become prone to cracking.
困難な状況でも弾力性を発揮することが大切です。
It is important to show resilience even in difficult situations.
困難な状況 (konnan na joukyou) means difficult situation. 発揮する (hakki suru) means to demonstrate or exhibit.
この素材は、伸び縮みしても弾力性を保ちます。
This material maintains its elasticity even when stretched and contracted.
伸び縮み (nobichijimi) means stretching and shrinking. 保ちます (tamochimasu) means to maintain.
価格の変動に対する製品の弾力性を分析する必要があります。
We need to analyze the product's elasticity in response to price changes.
価格の変動 (kakaku no hendou) means price changes. 分析する (bunseki suru) means to analyze.
子供の成長には、精神的な弾力性も必要です。
Mental resilience is also necessary for a child's growth.
精神的な (seishinteki na) means mental. 成長 (seichou) means growth.
このクッションは弾力性があり、座り心地が良い。
This cushion has elasticity and is comfortable to sit on.
座り心地 (suwarigokochi) means comfort when sitting.
この新しいスポーツウェアの生地は、高い弾力性と通気性を両立させている。
The fabric of this new sportswear achieves both high elasticity and breathability.
両立させる (ryouritsu saseru) means to achieve both simultaneously. 通気性 (tsuukisei) means breathability.
石油価格の急激な変動に対する製品の需要弾力性を評価することは、企業の戦略立案において不可欠である。
Evaluating the demand elasticity of products in response to sharp fluctuations in oil prices is indispensable for corporate strategy planning.
急激な変動 (kyuugeki na hendou) means sharp fluctuations. 戦略立案 (senryaku ritsuan) means strategy planning. 不可欠である (fukaketsu de aru) means indispensable.
現代社会においては、予期せぬ変化に対応できる精神的な弾力性が、個人の幸福度にも影響を与える。
In modern society, mental resilience that allows one to respond to unexpected changes also affects an individual's well-being.
予期せぬ変化 (yokisenu henka) means unexpected changes. 幸福度 (koufukudo) means degree of happiness.
この革新的な素材は、優れた弾力性を持ちながらも、高い耐久性を実現している。
This innovative material achieves high durability while possessing excellent elasticity.
革新的 (kakushinteki) means innovative. 耐久性 (taikyuusei) means durability. 実現している (jitsugen shite iru) means is achieving.
労働市場における賃金の弾力性は、経済政策の効果を判断する上で重要な指標となる。
The elasticity of wages in the labor market serves as an important indicator when judging the effectiveness of economic policies.
労働市場 (roudou shijou) means labor market. 賃金 (chingin) means wages. 経済政策 (keizai seisaku) means economic policy. 指標 (shihyou) means indicator.
長期的な視点で見ると、企業文化における弾力性は、変化への適応能力と密接に関連している。
From a long-term perspective, elasticity in corporate culture is closely related to the ability to adapt to change.
長期的な視点 (chouki teki na shiten) means long-term perspective. 企業文化 (kigyou bunka) means corporate culture. 密接に関連している (missetsu ni kanren shite iru) means is closely related.
この建築材料は、地震による揺れを吸収する弾力性を有している。
This building material possesses elasticity that absorbs the shaking caused by earthquakes.
建築材料 (kenchiku zairyou) means building material. 地震 (jishin) means earthquake. 揺れ (yure) means shaking. 有している (yuushite iru) means possesses.
価格競争が激化する中で、製品の価格弾力性を正確に把握することが、市場での競争優位性を確立する鍵となる。
Amidst intensifying price competition, accurately grasping the price elasticity of products becomes key to establishing a competitive advantage in the market.
価格競争 (kakaku kyousou) means price competition. 激化する (gekika suru) means to intensify. 競争優位性 (kyousou yuui sei) means competitive advantage. 確立する (kakuritsu suru) means to establish.
この複合材料は、極限環境下での応力緩和と形状記憶といった、相反する特性を弾力性という包括的な概念の下で実現している。
This composite material realizes seemingly contradictory properties such as stress relaxation and shape memory under extreme conditions, all under the overarching concept of elasticity.
複合材料 (fukugou zairyou) means composite material. 極限環境下 (kyokugen kankyouka) means under extreme conditions. 応力緩和 (ouryoku kanwa) means stress relaxation. 形状記憶 (keijou kioku) means shape memory. 相反する (soukan suru) means contradictory. 包括的な概念 (houkatsuteki na gainen) means overarching concept.
金融市場における弾力性の分析は、単なる価格感応度だけでなく、市場参加者の心理的側面や流動性の動態も考慮に入れる必要がある。
The analysis of elasticity in financial markets requires consideration not only of price sensitivity but also of market participants' psychological aspects and liquidity dynamics.
金融市場 (kin'yuu shijou) means financial market. 価格感応度 (kakaku kan'noudo) means price sensitivity. 流動性 (ryuudousei) means liquidity. 動態 (doutai) means dynamics.
個人のレジリエンス（精神的弾力性）は、遺伝的要因と環境要因の複雑な相互作用によって形成される。
An individual's resilience (mental elasticity) is shaped by the complex interplay of genetic and environmental factors.
レジリエンス (rejiriensu) is the loanword for resilience. 遺伝的要因 (idennteki youin) means genetic factors. 環境要因 (kankyou youin) means environmental factors. 相互作用 (sougo sayou) means interaction.
このバイオミメティック素材は、生体組織の弾力性を模倣し、生体適合性と機械的性能のバランスを最適化している。
This biomimetic material mimics the elasticity of biological tissues, optimizing the balance between biocompatibility and mechanical performance.
バイオミメティック (baiomimetikku) means biomimetic. 生体組織 (seitai soshiki) means biological tissue. 模倣し (mohoshishi) means mimicking. 生体適合性 (seitai tekigousei) means biocompatibility.
マクロ経済学における生産関数の弾力性は、技術進歩や生産要素の代替可能性を理解する上で不可欠なツールである。
The elasticity of production functions in macroeconomics is an indispensable tool for understanding technological progress and the substitutability of production factors.
マクロ経済学 (makuro keizaigaku) means macroeconomics. 生産関数 (seisan kansuu) means production function. 生産要素 (seisan youso) means production factors. 代替可能性 (daitai kanousei) means substitutability.
組織の弾力性を高めることは、VUCA（Volatility, Uncertainty, Complexity, Ambiguity）時代における持続的な成長の鍵となる。
Enhancing organizational elasticity is key to sustainable growth in the VUCA (Volatility, Uncertainty, Complexity, Ambiguity) era.
VUCA is an acronym for Volatility, Uncertainty, Complexity, Ambiguity. 持続的な成長 (jizokuteki na seichou) means sustainable growth.
この教育カリキュラムは、学習者の多様なニーズに応えるための弾力性と、普遍的な知識基盤の確立という二つの目標を両立させるように設計されている。
This educational curriculum is designed to achieve two goals: elasticity to meet learners' diverse needs and the establishment of a universal knowledge base.
教育カリキュラム (kyouiku karikyuramu) means educational curriculum. 多様なニーズ (tayou na niizu) means diverse needs. 普遍的な知識基盤 (fuhenteki na chishiki kiban) means universal knowledge base.
社会システムにおける弾力性の評価は、危機発生時の脆弱性だけでなく、回復プロセスにおける適応能力や学習能力の有無も考慮すべきである。
The assessment of elasticity in social systems should consider not only vulnerability during crises but also the presence of adaptability and learning capacity during the recovery process.
社会システム (shakai shisutemu) means social system. 脆弱性 (zeijakusei) means vulnerability. 回復プロセス (kaifuku purosesu) means recovery process. 学習能力 (gakushuu nouryoku) means learning capacity.
このエコマテリアルは、生体模倣設計の粋を集め、高分子弾力性と自己修復能力を統合することで、従来の材料科学の限界を打ち破る。
This eco-material, embodying the essence of biomimetic design, breaks through the limitations of conventional material science by integrating polymer elasticity and self-healing capabilities.
エコマテリアル (ekomateriaru) means eco-material. 粋を集め (sui o atsume) means embodying the essence. 高分子 (koubunshi) means polymer. 自己修復能力 (jiko shuufuku nouryoku) means self-healing capability. 統合する (tougou suru) means to integrate. 打ち破る (uchiyaburu) means to break through.
計量経済学における弾力性の推定値は、モデルの特定化、変数選択、そして潜在的な内生性の問題に敏感であり、その解釈には細心の注意を要する。
Estimates of elasticity in econometrics are sensitive to model specification, variable selection, and potential endogeneity issues, requiring meticulous interpretation.
計量経済学 (keiryou keizaigaku) means econometrics. 推定値 (suiteichi) means estimate. モデルの特定化 (moderu no tokuteika) means model specification. 内生性 (naiseitei) means endogeneity. 細心の注意 (saishin no chuui) means meticulous attention.
ポスト・トラウマティック・グロース（PTG）の文脈において、精神的弾力性は単なるストレス耐性ではなく、危機を乗り越えた後の自己変容の触媒として機能する。
In the context of Post-Traumatic Growth (PTG), mental elasticity functions not merely as stress tolerance but as a catalyst for self-transformation after overcoming a crisis.
ポスト・トラウマティック・グロース (posuto toruamattikku guroosu) means Post-Traumatic Growth. ストレス耐性 (sutoresu taisei) means stress tolerance. 自己変容 (jiko henyou) means self-transformation. 触媒 (shokubai) means catalyst.
ナノテクノロジーにおける弾力性の制御は、構造材料の設計自由度を飛躍的に拡大させ、次世代デバイス開発の可能性を拓く。
Control over elasticity in nanotechnology dramatically expands the design freedom of structural materials, paving the way for next-generation device development.
ナノテクノロジー (nanotekunorojii) means nanotechnology. 設計自由度 (sekkei jiyūdo) means design freedom. 飛躍的に (hiyaku teki ni) means dramatically. 次世代デバイス (jisedai debaisu) means next-generation devices.
グローバルサプライチェーンの弾力性を確保するためには、リスク分散、冗長性の確保、そしてリアルタイムの状況認識能力の向上が不可欠である。
Ensuring the elasticity of global supply chains requires risk diversification, redundancy assurance, and improvement in real-time situational awareness.
グローバルサプライチェーン (guroobaru sapuraichēn) means global supply chain. リスク分散 (risuku bunsan) means risk diversification. 冗長性 (jouchousei) means redundancy. 状況認識能力 (joukyou ninshiki nouryoku) means situational awareness.
この芸術的インスタレーションは、素材の物理的弾力性と、鑑賞者の心理的弾力性の両方に訴えかける、多層的な体験を提供する。
This artistic installation offers a multi-layered experience that appeals to both the physical elasticity of the materials and the psychological resilience of the viewer.
芸術的インスタレーション (geijutsuteki insutorēshon) means artistic installation. 鑑賞者 (kanshousha) means viewer. 多層的な体験 (tasouteki na taiken) means multi-layered experience.
進化心理学における弾力性の概念は、人類が過去の環境変動や社会構造の変化にどのように適応し、存続してきたかという視点から理解される。
The concept of elasticity in evolutionary psychology is understood from the perspective of how humanity has adapted and survived past environmental changes and shifts in social structures.
進化心理学 (shinka shinrigaku) means evolutionary psychology. 環境変動 (kankyou hendou) means environmental change. 社会構造 (shakai kouzou) means social structure. 存続する (sonzoku suru) means to survive.
持続可能な都市開発においては、インフラの物理的弾力性（災害への耐性）と、コミュニティの社会的弾力性（危機からの復興力）の両輪を強化することが求められる。
Sustainable urban development requires strengthening both the physical elasticity of infrastructure (resilience to disasters) and the social elasticity of the community (capacity to recover from crises).
持続可能な都市開発 (jizoku kanou na toshi kaihatsu) means sustainable urban development. インフラ (infura) means infrastructure. 災害への耐性 (saigai e no taisei) means resilience to disasters. コミュニティ (komyuniti) means community. 復興力 (fukkouryoku) means recovery power.
Synonyms
Antonyms
Common Collocations
Common Phrases
— To have elasticity; to be elastic.
この生地は<mark>弾力性がある</mark>ので、動きやすいです。 (This fabric has elasticity, so it's easy to move in.)
— To lose elasticity; to become less elastic.
古いゴムは<mark>弾力性を失い</mark>、ひび割れてしまう。 (Old rubber loses its elasticity and cracks.)
— Price elasticity (of demand or supply).
この商品の<mark>価格弾力性</mark>は高いと分析されている。 (The price elasticity of this product is analyzed to be high.)
— Mental resilience; psychological elasticity.
変化の激しい時代には、<mark>精神的弾力性</mark>が求められる。 (In times of rapid change, mental resilience is required.)
— Moderate elasticity.
このマットレスは<mark>適度な弾力性</mark>があり、寝心地が良い。 (This mattress has moderate elasticity and is comfortable to sleep on.)
— To lack elasticity; to be inelastic.
ガラスは<mark>弾力性がない</mark>ため、割れやすい。 (Glass lacks elasticity, so it breaks easily.)
— To increase elasticity; to enhance resilience.
定期的な運動は、筋肉の<mark>弾力性を高める</mark>のに役立つ。 (Regular exercise helps to increase muscle elasticity.)
— To possess elasticity.
この素材は、非常に高い<mark>弾力性を持つ</mark>。 (This material possesses very high elasticity.)
— Elasticity of demand.
必需品は、一般的に<mark>需要の弾力性</mark>が低い。 (Necessities generally have low elasticity of demand.)
— Elasticity of supply.
短期的な<mark>供給の弾力性</mark>は限られている。 (Short-term elasticity of supply is limited.)
Often Confused With
While both relate to adaptability, 弾力性 emphasizes bouncing back after stress or deformation, whereas 柔軟性 focuses on the ability to bend or change easily without breaking. A rubber band has 弾力性; a gymnast has 柔軟性.
適応力 means adaptability, the ability to adjust to new conditions. 弾力性 is about resilience and returning to a state, while 適応力 is about fitting into a new environment or situation.
This means hardness. Hardness is often the opposite of elasticity; something very hard (like glass) usually lacks elasticity and breaks instead of deforming and returning.
Idioms & Expressions
— The resilience to turn a pinch (difficult situation) into an opportunity. This idiom emphasizes a proactive and adaptive form of mental elasticity, where challenges are seen as chances for growth or innovation.
彼女はどんなピンチをチャンスに変える弾力性を持っており、常に前向きだ。
Informal/Motivational— Elasticity like steel. This metaphor describes extreme toughness, resilience, and the ability to withstand immense pressure without breaking or permanently deforming, both physically and mentally.
長年の厳しい訓練で、彼は鋼鉄のような弾力性を身につけた。
Figurative/Strong— Elasticity like rubber. This idiom directly refers to the physical property of being very stretchy and able to return to its original shape easily. It can also be used metaphorically for high adaptability.
子供の回復力はゴムのような弾力性がある。
Figurative/Common— Supple elasticity. This phrase combines the idea of flexibility and ease of movement with the ability to bounce back. It suggests resilience that is graceful and not rigid.
この素材はしなやかな弾力性があり、体にフィットする。
Descriptive/Appreciative— Resilience that is strong against being hit or criticized; toughness against adversity. It emphasizes the ability to withstand blows, setbacks, or harsh words without being significantly harmed or discouraged.
彼女は批判にも動じない打たれ強い弾力性を持っている。
Figurative/Strong— An unbending heart and elasticity. This phrase describes a person who is both mentally strong (unbending) and resilient (able to bounce back). It suggests a balanced approach to challenges.
成功には、折れない心と弾力性の両方が必要だ。
Motivational/Inspirational— To discern or assess the elasticity of the market. This idiom is used in business and economics to describe the critical task of understanding how responsive the market is to price changes or other factors.
新しい戦略を立てる前に、市場の弾力性を見極めることが重要だ。
Business/Economic— Elasticity like a balloon. This refers to something that can expand significantly and return to its original size, implying a high degree of stretchability and resilience.
この特殊な素材は風船のような弾力性を持っている。
Figurative/Descriptive— Elasticity like a spring. This idiom emphasizes the 'springiness' and the ability to powerfully return to its original form after compression or extension.
彼のジャンプ力は、足のバネのような弾力性によるものだ。
Figurative/Physical— Elasticity like waves. This metaphorical idiom suggests a resilience that ebbs and flows, or a capacity to absorb and adapt to fluctuating conditions, much like waves adapt to the shore.
組織の波のような弾力性は、変化への対応力を高める。
Figurative/AbstractEasily Confused
Both 弾力性 and 柔軟性 imply a form of flexibility or adaptability.
弾力性 (danryokusei) specifically refers to the ability to return to an original shape or state after being deformed (like stretching or compressing) or to bounce back from shocks or difficulties. It's about resilience and 'springiness.' 柔軟性 (juunansei), on the other hand, means flexibility or suppleness in a broader sense. It can refer to the ability to bend easily without breaking (physical flexibility, like a dancer's body) or to adapt one's plans, thinking, or schedule easily (abstract flexibility). While resilience can be a form of flexibility, 弾力性 is more about the 'bounce-back' quality, whereas 柔軟性 is about the 'bend-without-breaking' or 'easy-to-change' quality.
この素材は<mark>弾力性</mark>があり、伸びても元に戻る。 (This material has elasticity and returns to its original shape even when stretched.) VS. 体の<mark>柔軟性</mark>を高めるためにストレッチをする。(To increase body flexibility, one does stretching.)
Both terms relate to dealing with change or challenges.
弾力性 (danryokusei) is about the capacity to spring back or recover from stress, shock, or deformation. It's the 'resilience' factor. 適応力 (tekiouryoku) means adaptability or the ability to adjust to new conditions, environments, or situations. While resilience (弾力性) helps you withstand and recover from adverse events, adaptability (適応力) helps you thrive or function effectively in new or changing circumstances. You might need adaptability to move to a new country, and resilience to cope with the emotional challenges of that move.
彼は新しい環境に<mark>適応力</mark>がある。(He has adaptability to new environments.) VS. 困難な状況でも<mark>弾力性</mark>を発揮する。(He shows resilience even in difficult situations.)
Both imply returning to a better state.
弾力性 (danryokusei) is the ability to return to an original shape or state after deformation or shock. It's about the inherent property of 'bouncing back.' 回復力 (kaifukuryoku) means the power or ability to recover, recuperate, or get back to a normal or healthy state. This is often used in contexts of health (recovering from illness), finances (recovering from debt), or damage repair. While resilience (弾力性) can contribute to recovery (回復力), they are not the same. You might have physical elasticity in your muscles (弾力性) but still need time and effort to recover from an injury (回復力).
病気からの<mark>回復力</mark>は個人差が大きい。(Recovery power from illness varies greatly among individuals.) VS. この素材は<mark>弾力性</mark>があり、型崩れしにくい。(This material has elasticity and is resistant to losing its shape.)
Both relate to physical properties and resistance.
弾力性 (danryokusei) refers to the ability of a material to deform under stress and return to its original shape. It's about 'springiness' and reversibility of deformation. 強度 (kyoudo) means strength or durability, referring to the ability of a material to withstand force without breaking, tearing, or permanent deformation. A material can be strong but not elastic (like glass), or elastic but not very strong (like a thin rubber band). They are distinct material properties.
このロープは<mark>強度</mark>があるので、重いものを吊るせる。(This rope is strong, so it can hang heavy objects.) VS. このバネは<mark>弾力性</mark>が高く、よく伸び縮みする。(This spring has high elasticity and stretches and compresses well.)
These are conceptual opposites.
弾力性 (danryokusei) means elasticity, the ability to deform and return, or to adapt and bounce back. It implies responsiveness and dynamism. 硬直性 (kouchokusei) means rigidity, inflexibility, or a lack of responsiveness. It's the state of being stiff and resistant to change. In economics, low elasticity can lead to stagnation (停滞), which is a result of rigidity. In personal terms, a lack of mental elasticity can lead to inflexibility.
経済の<mark>硬直性</mark>を改善する必要がある。(It is necessary to improve the rigidity of the economy.) VS. 変化に対応できる<mark>弾力性</mark>が求められる。(Elasticity to respond to change is required.)
Sentence Patterns
Noun + は + 弾力性 + が + ある。
この靴下は<mark>弾力性がある</mark>。
Noun + の + 弾力性 + は + Adjective。
ボール<mark>の弾力性は</mark>高い。
Noun + は + 適度な + 弾力性 + が + あり、...。
このマットレスは<mark>適度な弾力性があり</mark>、快適だ。
Noun + は + 弾力性 + を + 失う。
古いゴムは<mark>弾力性を失う</mark>。
Noun + における + 弾力性 + は + 重要だ。
労働市場<mark>における弾力性は</mark>重要だ。
Noun + は + (高い/低い) + 弾力性 + を + 持つ。
この素材は<mark>高い弾力性を持つ</mark>。
Noun + (Adjective + 弾力性) + は + 不可欠だ。
精神的<mark>弾力性は</mark>不可欠だ。
Noun + の + 弾力性 + を + 理解する/分析する/把握する。
需要<mark>の弾力性を理解する</mark>ことは重要だ。
Word Family
Nouns
Related
How to Use It
Medium to High, depending on the context (common in economics, material science, and discussions on resilience).
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Using 弾力性 when 柔軟性 is more appropriate for general flexibility.
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Using 柔軟性 for flexibility of schedule or body, and 弾力性 for bounce-back quality.
Learners might use 弾力性 to describe a flexible schedule, but 柔軟性 is the more accurate term for adaptability in plans. 弾力性 specifically implies returning to an original state after deformation or shock.
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Confusing 弾力性 with strength (強度).
→
Using 弾力性 for the ability to deform and return, and 強度 for the ability to withstand force without breaking.
While related, elasticity and strength are different properties. A material can be elastic but not strong, or strong but not elastic. For example, a thin rubber band is elastic but not strong; glass is strong but not elastic.
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Applying 弾力性 too literally to abstract concepts without nuance.
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Using 精神的弾力性 (mental resilience) or acknowledging it as a metaphor for adaptability.
While 弾力性 can describe personal resilience, it's often used metaphorically. Simply saying someone 'has elasticity' might sound odd. Phrases like 'mental elasticity' or 'resilience' are more common and clearer.
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Misunderstanding economic elasticity as just 'change'.
→
Understanding economic elasticity as the *proportional* change in one variable (e.g., demand) relative to a *proportional* change in another (e.g., price).
Economic elasticity is a specific measure of responsiveness. It's not just any change, but a ratio of percentage changes. For example, price elasticity of demand measures how much quantity demanded changes *as a percentage* for a 1% change in price.
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Using 弾力性 for recovery from illness.
→
Using 回復力 (kaifukuryoku) for recovery from illness or damage.
While resilience (弾力性) can contribute to recovery, 回復力 specifically refers to the ability to get well or return to a healthy state. 弾力性 is more about the capacity to bounce back from stress or deformation.
Tips
Visualize the Bounce
To remember 弾力性, visualize a rubber band (弾) with a lot of power (力) that snaps back – that's its nature (性). This visual connection can help recall the meaning.
Particles and Modifiers
Pay attention to particles like が (ga) and は (wa) when 弾力性 is the subject or topic. Also, note how adjectives like 精神的 (seishinteki - mental) or 高い (takai - high) modify 弾力性 to create more specific meanings.
Distinguish from Similar Words
Actively practice differentiating 弾力性 from 柔軟性 (flexibility) and 適応力 (adaptability). Focus on the core idea of 'bouncing back' for 弾力性.
Use in Sentences
Try creating your own sentences using 弾力性 in different contexts – describing a product, explaining an economic concept, or talking about personal challenges. This active recall is crucial for mastery.
Practice the 'R' Sound
The Japanese 'r' sound in 弾力性 (danryokusei) is a flap. Practice making it sound like a quick 'd' or 'l' rather than a hard English 'r' to improve pronunciation.
Kanji Breakdown
Understanding the kanji 弾 (elasticity/spring), 力 (power), and 性 (nature/property) can provide a deeper insight into the word's meaning and its connection to 'springing back with power.'
Connect to Resilience
Relate the concept of 弾力性 to Japanese cultural values like 'gaman' (endurance) and adaptability. This cultural connection can make the word more meaningful and easier to remember.
Economic Focus
When encountering 弾力性 in economic news or texts, always look for related terms like 価格 (price), 需要 (demand), and 供給 (supply) to understand the specific type of elasticity being discussed.
Regular Review
Revisit the definition, examples, and related words periodically. Consistent review will help solidify your understanding and ability to use 弾力性 accurately in various situations.
Memorize It
Mnemonic
Imagine a rubber band (弾 - dan). It has power (力 - ryoku) and it's its nature (性 - sei) to snap back. So, 弾力性 is the nature of a rubber band's power to snap back.
Visual Association
Picture a bouncy ball (弾む ball) made of strong rubber (力 rubber) with a special property (性 property). When you press it, it squishes, but then POOF! It springs back to its original shape.
Word Web
Challenge
Try to find five objects around your home that demonstrate 弾力性. For each object, describe in one sentence why it has 弾力性, using the word itself if possible.
Word Origin
The word 弾力性 (danryokusei) is a compound word formed from three kanji. 弾 (dan) relates to 'elasticity' or 'springiness,' often associated with '弾む (hazumu)' meaning 'to bounce.' 力 (ryoku) means 'power' or 'strength.' 性 (sei) means 'nature,' 'property,' or '-ity.' Therefore, the literal meaning points to the 'nature of elastic power' or the 'property of being springy.'
Original meaning: The combination of kanji suggests the inherent property of returning to a previous state after being acted upon by force.
Sino-Japanese (Kanji-based)Cultural Context
The term 弾力性 itself is neutral. However, when discussing personal resilience, it's important to be sensitive to individual experiences and avoid generalizations. In economic contexts, discussions about elasticity can have real-world impacts on pricing and consumer welfare.
While English has 'elasticity,' the Japanese use of 弾力性 for personal resilience is perhaps more pronounced and frequently discussed than in some English-speaking contexts, where 'resilience' or 'grit' might be used more often for psychological strength.
Practice in Real Life
Real-World Contexts
Discussing the properties of materials like clothing, furniture, or sports equipment.
- この生地は<mark>弾力性</mark>がある。
- <mark>弾力性</mark>が高くて快適だ。
- <mark>弾力性</mark>が失われた。
Analyzing economic trends, market behavior, or business strategies.
- 需要の<mark>弾力性</mark>を分析する。
- 価格<mark>弾力性</mark>は低い。
- 市場の<mark>弾力性</mark>を見極める。
Talking about personal resilience, adaptability, or coping mechanisms.
- 精神的な<mark>弾力性</mark>が大切だ。
- 困難に打ち勝つ<mark>弾力性</mark>。
- 変化に対応する<mark>弾力性</mark>。
Describing the performance or quality of products in reviews or advertisements.
- 優れた<mark>弾力性</mark>。
- 適度な<mark>弾力性</mark>。
- <mark>弾力性</mark>があって動きやすい。
Explaining scientific or engineering concepts related to deformation and recovery.
- 素材の<mark>弾力性</mark>。
- 構造的な<mark>弾力性</mark>。
- <mark>弾力性</mark>の限界。
Conversation Starters
"What kind of materials around us have good elasticity?"
"Can you think of a time when you needed to show mental elasticity?"
"How does the elasticity of a product affect your purchasing decisions?"
"In what economic situations is elasticity a very important concept?"
"What's the difference between elasticity and flexibility?"
"How can we develop more elasticity in our lives?"
"Are there any everyday objects that wouldn't work without elasticity?"
"What does 'price elasticity' mean in simple terms?"
"How important is elasticity in sports equipment?"
"Can you give an example of something that has lost its elasticity over time?"
"What makes a society or community 'elastic'?"
"How does the elasticity of a fabric influence its comfort?"
"If a product has low price elasticity, what does that imply for the seller?"
"Is it possible to have too much elasticity?"
"How does the concept of elasticity apply to learning new things?"
Journal Prompts
Describe a physical object you own that demonstrates good elasticity. How does this property benefit its use?
Reflect on a time you faced a significant challenge. How did you demonstrate mental or emotional elasticity in that situation?
Imagine you are an economist. Explain the concept of price elasticity of demand for a product you frequently buy.
Think about a time when you had to adapt to a sudden change. How did you use your adaptability (a form of elasticity) to cope?
Consider the materials used in your favorite piece of clothing or sports gear. Why is elasticity important for its function and comfort?
Frequently Asked Questions
10 questionsThe basic meaning of 弾力性 is 'elasticity.' This refers to the ability of something to stretch or compress and then return to its original shape, like a rubber band or a spring. It can also metaphorically mean resilience or the ability to bounce back from difficulties.
While both imply flexibility, 弾力性 focuses on the ability to bounce back after being deformed or stressed, like a spring. 柔軟性 is broader, referring to the ability to bend easily without breaking (physical) or to adapt plans and thinking easily (abstract). Think of a rubber band's 'bounce-back' (弾力性) versus a dancer's 'suppleness' (柔軟性).
Yes, it can be used metaphorically. When used for people, 精神的弾力性 (seishinteki danryokusei) refers to mental or psychological resilience – the ability to cope with stress, adversity, and bounce back from setbacks.
価格弾力性 (kakaku danryokusei) refers to how much the demand for a product changes in response to a change in its price. If demand changes a lot when the price changes slightly, it has high price elasticity. If demand barely changes, it has low price elasticity.
Yes, common phrases include 弾力性がある (to have elasticity), 弾力性を失う (to lose elasticity), and 精神的弾力性 (mental resilience). In economics, 価格弾力性 (price elasticity) is very common.
It can be both. In physics and material science, it's a physical property. In economics and psychology, it's used as an abstract concept to describe responsiveness or resilience.
The opposite concept depends on the context. For physical elasticity, it could be 硬直性 (kouchokusei - rigidity) or 脆さ (morosa - fragility). For economic or personal elasticity, it could be 硬直性 (rigidity) or 停滞 (teitai - stagnation).
It's pronounced 'dan-ryu-ku-say' (だんりょくせい). The Japanese 'r' sound is a flap, often sounding like a quick 'd' or 'l' to English speakers.
Things like rubber bands, springs, certain types of foam, and some synthetic fabrics are known for their high elasticity. They can be stretched or compressed significantly and return to their original shape.
Yes, very important. In economics, understanding demand and supply elasticity helps businesses set prices and forecast sales. In management, organizational elasticity (flexibility and resilience) is crucial for adapting to market changes and challenges.
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Summary
弾力性 (danryokusei) is a multifaceted word referring to the inherent ability of something to return to its original state after being deformed, whether physically (like rubber) or metaphorically (like mental resilience). It's crucial in understanding material properties and economic behavior.
- 弾力性 (danryokusei) means elasticity, the ability to bounce back.
- Used for physical materials, economic responsiveness, and personal resilience.
- Key concept in physics, economics, and psychology.
- Implies returning to original shape or state after stress or shock.
Context is Key
Remember that 弾力性 has multiple meanings. Always consider the context to understand if it refers to physical properties, economic responsiveness, or personal resilience. The surrounding words will provide clues.
Visualize the Bounce
To remember 弾力性, visualize a rubber band (弾) with a lot of power (力) that snaps back – that's its nature (性). This visual connection can help recall the meaning.
Particles and Modifiers
Pay attention to particles like が (ga) and は (wa) when 弾力性 is the subject or topic. Also, note how adjectives like 精神的 (seishinteki - mental) or 高い (takai - high) modify 弾力性 to create more specific meanings.
Distinguish from Similar Words
Actively practice differentiating 弾力性 from 柔軟性 (flexibility) and 適応力 (adaptability). Focus on the core idea of 'bouncing back' for 弾力性.
Example
需要の価格弾力性が高い商品は、値上げによって売り上げが大きく落ちる可能性がある。
Related Content
More economics words
累積
B1The act of accumulating or the state of being accumulated over time. Often used for totals that grow steadily.
付加価値
B2Added value. The extra value created by a company or individual through processing, branding, or services beyond the original cost of materials.
便益
B2The benefit, utility, or advantage that individuals or society gain from a service, product, or policy. Often used in formal cost-benefit analyses.
資本主義
B2An economic and political system in which a country's trade and industry are controlled by private owners for profit, rather than by the state.
徴収
B2The act of collecting money, such as taxes, fees, or fines, by an authority or organization.
消費
A1The act of using resources, energy, money, or time to satisfy needs or desires. In an economic context, it refers specifically to the spending of money on goods and services by individuals or households.
貨幣
B1A medium of exchange in the form of coins and banknotes; money or currency.
債務不履行
B2Failure to fulfill the obligations of a debt; default. It is often used in the context of national economies (sovereign default) or large-scale corporate finance.
先進国
B2A sovereign state that has a high quality of life, a developed economy, and advanced technological infrastructure. These nations are typically contrasted with developing countries in academic discussions.
発展途上国
B2A nation with a less developed industrial base and a low Human Development Index (HDI) relative to other countries.
