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A1 noun 8 دقيقة للقراءة

応用

ouyou

تدرّب عليها أمثلة ملاحظات ونصائح 応用 في 30 ثانية

الشرح 応用 in your Level:

At the A1 level, you can think of 応用 (ōyō) as a way to talk about using what you've learned in a slightly different way. For a beginner, this might mean taking a grammar pattern you learned in Chapter 1 and 'applying' it to a new verb you learned in Chapter 5. While the word itself is a bit advanced for A1, you will see it in your textbooks. It usually appears when the book asks you to do 'Applied Exercises.' These are the parts of the lesson where you don't just repeat the example, but you try to make your own sentences. It's about moving from 'copying' to 'creating.' Even at this early stage, understanding that Japanese distinguishes between 'basic practice' and 'applied practice' will help you organize your study habits. You might use it in a very simple sentence like 'Benkyō o ōyō shimasu' (I will apply my study), though more natural phrasing would come later. The key takeaway for A1 is that ōyō means 'using knowledge in a new situation.'

At the A2 level, you start to use 応用 (ōyō) to describe your skills and learning process more accurately. You might talk about applying a cooking tip to a meal you're making, or applying a piece of advice from a friend to your daily life. At this level, you should begin to use the 'Suru-verb' form: 応用する (ōyō suru). You'll also encounter it in more varied contexts, such as 'Applied Mathematics' in a conversation about school subjects. You can start using the particle に to show where you are applying your knowledge. For example, 'Kono ruru o gēmu ni ōyō shimasu' (I apply this rule to the game). This shows a higher level of grammatical control. You are no longer just learning isolated words; you are learning how concepts relate to each other. ōyō helps you explain that you are not just a passive learner, but someone who can take what they've learned and use it actively. It is a very useful word for describing your progress in Japanese class as well.

سجّل مجاناً لقراءة الشرح الكامل

By the B1 level, 応用 (ōyō) becomes a vital word for discussing professional and technical topics. You are now expected to understand the nuance between ōyō and its synonyms like riyō (use) or katsuyō (utilize). In a B1 context, ōyō is often used to discuss the 'application' of technology or scientific theories. You might hear it in a documentary or read it in a news article about a new invention. You should be comfortable using ōyō in the passive voice (応用される - is applied) or the potential form (応用できる - can be applied). This allows you to discuss the versatility of objects and ideas. For example, 'Kono gijutsu wa iroirona bunya ni ōyō sarete imasu' (This technology is being applied in various fields). At B1, you also recognize the term ōyō-ryoku (the ability to apply knowledge), which is a common buzzword in Japanese job hunting and self-improvement books. It represents the transition from being a student to being a professional who can solve problems independently.

سجّل مجاناً لقراءة الشرح الكامل

At the B2 level, 応用 (ōyō) is used with precision in academic and business settings. You will encounter it in complex compound nouns like ōyō gengo-gaku (Applied Linguistics) or ōyō sūgaku (Applied Mathematics). At this stage, you should be able to discuss the philosophical or strategic implications of 'applying' a concept. For instance, you might debate whether a Western business model can be successfully 'applied' (ōyō) to the Japanese market. This requires an understanding of the cultural and contextual adjustments implied by the word ōyō. You will also see it used in formal reports and presentations. The word carries a weight of 'practicality' and 'solution-oriented thinking.' You might use it to describe how you 'applied' your previous experience to solve a current crisis at work. The focus at B2 is on the effectiveness and appropriateness of the application. You aren't just using the word; you are analyzing the process of application itself.

سجّل مجاناً لقراءة الشرح الكامل

For C1 learners, 応用 (ōyō) is a tool for high-level abstract reasoning. You will use it to describe the cross-pollination of ideas across different disciplines. In a university lecture or a deep intellectual discussion, you might talk about the 'application' of quantum mechanics to biological systems, or the 'application' of ancient stoic philosophy to modern cognitive-behavioral therapy. The word ōyō here implies a sophisticated understanding of both the source material and the new context. You are expected to use the word in complex sentence structures, often involving nominalization or formal connectors. For example, 'Riron no ōyō ni oite wa, bunryaku-teki na shiten ga fukaketsu de aru' (In the application of theory, a strategic perspective is indispensable). At this level, you also understand the subtle irony or criticism when someone says an application was 'too literal' or 'lacked ōyō-ryoku.' You are mastering not just the word, but the entire Japanese cultural value placed on the flexible application of knowledge.

سجّل مجاناً لقراءة الشرح الكامل

At the C2 level, your use of 応用 (ōyō) is indistinguishable from a highly educated native speaker. You use it to navigate the most complex linguistic and conceptual landscapes. You might discuss the 'ōyō' of legal precedents in landmark court cases, where the application of a law defines the future of a nation's justice system. You understand the historical development of 'Applied' fields in Japan and how they differ from 'Pure' (純粋 - junsui) fields. At this level, ōyō is often part of a broader discourse on innovation and 'Monozukuri' (the art of making things). You can use the word to critique the limits of a theory, arguing that while it works in a vacuum, its 'ōyō' to the chaotic real world is fraught with difficulty. Your vocabulary is so rich that you can pair ōyō with rare kanji compounds and literary expressions. You don't just 'use' the word; you 'wield' it to define the relationship between thought and action, theory and reality, at the highest levels of human endeavor.

سجّل مجاناً لقراءة الشرح الكامل

تدرّب عليها أمثلة ملاحظات ونصائح

応用 في 30 ثانية

Ōyō means 'application.' It refers to taking a basic theory or rule and using it in a practical, real-world, or complex situation to solve problems.
In Japanese schools, 'ōyō mondai' are the difficult applied questions that test your ability to use formulas in scenarios, rather than just memorizing them.
It is a versatile 'Suru-verb' (応用する) used in fields ranging from cooking and martial arts to high-level sciences like physics and linguistics.
It is distinct from 'Riyō' (simple use) because it implies an intellectual adaptation of a concept rather than just using a tool for its intended purpose.

The Japanese word 応用 (おうよう - ōyō) is a cornerstone of Japanese education, science, and practical skill development. At its core, it refers to the act of taking a theoretical principle, a basic rule, or a piece of foundational knowledge and putting it to work in a specific, practical, or complex situation. Unlike simple 'usage' (使用 - shiyō) or 'utilization' (利用 - riyō), ōyō implies a creative or intellectual leap. It is the bridge between knowing that something works and knowing how to make it work for you in a new context.

Etymological Nuance: The first kanji, 応 (ō), means 'to respond' or 'to comply with.' The second, 用 (yō), means 'use' or 'service.' Together, they suggest 'using something in response to a specific need.'

In a Japanese classroom, you will frequently encounter the term ōyō mondai (応用問題), which refers to 'applied problems.' These are the tricky questions at the end of a math chapter that don't just ask you to repeat a formula, but require you to figure out how that formula applies to a real-world scenario, like calculating the trajectory of a ball or the interest on a loan. Outside of school, a chef might 'apply' (ōyō) a traditional French technique to Japanese ingredients, or a software engineer might 'apply' a logic algorithm to a new piece of social media software.

この技術は、医療分野にも応用できるはずだ。(This technology should also be applicable to the medical field.)

When people use this word, they are often emphasizing the versatility and utility of a concept. It is a highly positive word in professional and academic settings, as it demonstrates one's ability to think critically and adapt. If someone says you have 'ōyō-ryoku' (応用力), they are complimenting your ability to adapt your knowledge to any situation—essentially saying you are resourceful and clever.

Common Contexts: 1. Mathematics and Science (Applied Physics, Applied Chemistry). 2. Cooking (Adapting recipes). 3. Business (Applying a strategy to a new market). 4. Technology (APIs and software implementation).

基本を学んだら、次は応用に挑戦しましょう。(Once you've learned the basics, let's challenge the application next.)

Using 応用 (ōyō) correctly involves understanding its role as a 'Suru-verb' (a noun that becomes a verb by adding 'suru'). It functions primarily as a noun meaning 'application' or as a verb meaning 'to apply.' When using it as a verb, you typically use the particle に (ni) to indicate the field or situation where the knowledge is being applied, and を (o) to indicate the knowledge or tool being applied.

The Verb Pattern: [Knowledge/Theory] を [Context/Field] に応用する (Apply A to B).

In academic writing, ōyō often appears in compound nouns. For instance, 'Applied Linguistics' is ōyō gengo-gaku (応用言語学). In these cases, the word acts as a modifier for the following noun. This pattern is extremely common in scientific journals and university course catalogs. It signals that the study is not just about abstract theory, but about solving real problems.

心理学の理論をマーケティングに応用する。(Applying psychological theories to marketing.)

In daily conversation, you might hear it used more loosely. If someone takes a simple cleaning tip they saw on TV and uses it to fix a broken shoe, that is an 'ōyō.' It implies a sense of cleverness and 'making do' with what you know. It’s less about 'using a tool' and more about 'repurposing a concept.'

Sentence Examples by Complexity: - Simple: 知識を応用します。(I will apply knowledge.) - Intermediate: このルールは他のゲームにも応用できます。(This rule can be applied to other games too.) - Advanced: 基礎研究の成果を実社会に応用するための架け橋となる。(Serving as a bridge to apply the results of basic research to real society.)

彼はその技術を独自に応用して、新しいアプリを作った。(He applied that technology in his own way and created a new app.)

You will encounter 応用 (ōyō) in several distinct environments in Japan. The most common is the Japanese education system. From elementary school through university, students are taught to distinguish between 'basic' (kihon) and 'applied' (ōyō). If a teacher says, 'Tomorrow's test will focus on ōyō-mondai,' students know they need to prepare for complex word problems that test their deep understanding, not just their memory.

In the Media: News programs frequently use ōyō when discussing technological breakthroughs. For example, if a new type of battery is developed for cars, the reporter might discuss how that same technology could be 'applied' (ōyō) to smartphones or home energy storage.

In the business world, ōyō is used during brainstorming sessions and strategy meetings. A manager might ask, 'Can we apply (ōyō) the success of our Tokyo branch to our Osaka operations?' Here, it means more than just copying; it means adapting the core principles of that success to a new environment. It is also a key term in job descriptions, where companies look for candidates with 'ōyō-ryoku'—the ability to handle unexpected situations using their existing skill set.

最新のAI技術を防災システムに応用する取り組みが進んでいる。(Efforts to apply the latest AI technology to disaster prevention systems are underway.)

Finally, you will hear it in the kitchen. Cooking shows in Japan often have a segment called 'Ouyo-hen' (Application Chapter), where the chef shows how to take the basic dish they just made—like a simple dashi stock—and 'apply' it to create three different, more complex meals. This highlights the word's connection to creativity and resourcefulness.

Specific Locations: - Schools (Tests and textbooks) - Tech Companies (Product development) - Research Labs (Applied sciences) - Cooking Classes (Recipe variations)

One of the most frequent mistakes English speakers make with 応用 (ōyō) is confusing it with the English word 'Application' in the context of computer software. In English, we use 'application' or 'app' to refer to a program like Instagram or Excel. In Japanese, however, you should use アプリ (apuri) or アプリケーション (apurikēshon) for software. If you say 'I downloaded an ōyō,' a Japanese person will be very confused, as it sounds like you downloaded an abstract concept of 'practical application.'

ōyō vs. Riyō (利用): Another common error is using ōyō when you simply mean 'to use' or 'to utilize.' 利用 (riyō) means to use a facility or a tool for its intended purpose. For example, you 'riyō' a library. You 'ōyō' a theory. If you use a hammer to drive a nail, that is shiyō (使用). If you use a hammer as a doorstop, that could be considered ōyō, because you are applying its weight to a new context.

Learners also struggle with the particle usage. Remember that ōyō usually requires the particle に for the target. A common mistake is saying 'Knowledge o apply' (which is fine) but forgetting 'to the situation.' Make sure to say 'Situation ni knowledge o ōyō suru.'

❌ このスマホの応用は便利です。(Incorrect: This smartphone's 'application/app' is convenient.)
✅ このスマホのアプリは便利です。(Correct: This smartphone's app is convenient.)

Lastly, avoid using ōyō for simple physical actions. You don't 'ōyō' a towel to dry yourself. That is just 'using' a towel. ōyō requires a level of abstraction—you are applying a method, a skill, or a concept. If the action is direct and physical without any specialized knowledge involved, ōyō is likely the wrong word.

To truly master 応用 (ōyō), you must understand how it sits within a family of words related to 'using.' Choosing the right one depends entirely on the context and the 'what' and 'how' of the usage. Here is a breakdown of the most common alternatives.

活用 (Katsuyō) - Effective Utilization: While ōyō is about 'applying theory to practice,' 活用 (katsuyō) is about 'making the most of resources.' You katsuyō your time, your staff, or your existing assets to achieve a goal. It implies efficiency and optimization.

適用 (Tekiyō) - Application of Rules/Laws: 適用 (tekiyō) is the legal or formal sibling of ōyō. It is used when a specific rule, law, or discount 'applies' to a case. For example, 'This discount applies (tekiyō) to students only.' It is less about creative problem solving and more about strict adherence to criteria.

実践 (Jissen) - Practice/Putting into Action: 実践 (jissen) is often the result of ōyō. While ōyō is the intellectual act of applying knowledge, jissen is the physical act of doing it. 'I applied (ōyō) the theory and put it into practice (jissen).'

理論を応用し、現場で実践する。(Apply the theory and put it into practice on-site.)

In summary, use 応用 for methods and theories, 活用 for resources and efficiency, 適用 for rules and logic, and 実践 for the actual 'doing' of the thing. Understanding these nuances will make your Japanese sound far more natural and precise, especially in professional environments.

How Formal Is It?

حقيقة ممتعة

In early Buddhist texts, the term was sometimes used to describe the 'applied' forms of a deity responding to the needs of different people. It implies a sense of 'transformation' to fit the context.

دليل النطق

UK əʊ-jəʊ

US oʊ-joʊ

The stress is flat (Heiban style) in Japanese pitch accent: o-u-yo-u.

يتقافى مع

Kōyō (Autumn colors) Tōyō (The Orient) Hōyō (Embrace) Dōyō (Agitation) Jōyō (Common use) Kōyō (Effect) Sōyō (Wisdom) Tōyō (Appointment)

أخطاء شائعة

Pronouncing it as 'O-yo' (short vowels) instead of 'Ō-yō' (long vowels).
Confusing the pitch with 'O-yo' (which sounds like an exclamation).
Merging the 'u' sounds so it sounds like 'Oyu' (hot water).
Adding an 'n' sound like 'Onyo'.
Stress on the first syllable like 'OH-yo'.

مستوى الصعوبة

القراءة 3/5

The kanji are common but require N3 level knowledge to read comfortably in context.

الكتابة 4/5

The kanji for 'ō' (応) can be tricky to write correctly without practice.

التحدث 2/5

The word is easy to say, but keeping the long vowels is important.

الاستماع 2/5

Clear pronunciation makes it easy to hear, though it can sound like other 'ō' words.

ماذا تتعلّم بعد ذلك

المتطلبات الأساسية

基本 (Basic) 使う (Use) 問題 (Problem) 勉強 (Study) 技術 (Technology)

تعلّم لاحقاً

活用 (Utilization) 実践 (Practice) 理論 (Theory) 適用 (Application of rules) 展開 (Development/Expansion)

متقدم

汎用性 (Versatility) 具現化 (Embodiment) 援用 (Invocation/Quoting) 即応性 (Quick response capability)

قواعد يجب معرفتها

Suru-verbs (N+する)

応用する (To apply)

Potential Form (できる)

応用できる (Can apply)

Passive Form (される)

応用される (Is applied)

Te-form for Method (〜して)

知識を応用して問題を解く (Solve problems by applying knowledge)

Noun-modifying Clause

応用する分野 (The field to which one applies...)

سجّل مجاناً لقراءة الشرح الكامل

أمثلة حسب المستوى

この言葉を応用して文を作ります。

I will apply this word to make a sentence.

Simple 'Noun + を + 応用して' pattern.

料理の基本を応用します。

I apply the basics of cooking.

Shows the contrast between basics and application.

これは応用の問題です。

This is an application problem.

Use of '応用' as a noun modifying another noun.

学んだことを応用しましょう。

Let's apply what we learned.

Volitional form 'shimashō'.

応用は難しいですが、楽しいです。

Application is difficult, but fun.

Using 応用 as a subject.

新しいゲームに応用できます。

It can be applied to a new game.

Potential form 'dekimasu'.

漢字の知識を応用する。

Apply knowledge of kanji.

Dictionary form usage.

先生、応用を教えてください。

Teacher, please teach me the application.

Polite request form.

そのアイデアを仕事に応用した。

I applied that idea to my work.

Past tense 'shita'.

この技術は色々な所に応用されている。

This technology is applied in various places.

Passive continuous form 'sarete iru'.

彼は応用力がある人だ。

He is a person with the ability to apply knowledge.

Compound noun '応用力'.

基本だけでなく、応用も大切だ。

Not just the basics, but application is also important.

Comparison using 'dake de naku'.

数学を物理に応用することができます。

You can apply math to physics.

Potential structure 'koto ga dekimasu'.

このレシピを応用して、ケーキを作った。

I applied this recipe and made a cake.

Te-form to show sequence/method.

もっと広い分野に応用したい。

I want to apply it to wider fields.

Desire form 'tai'.

応用問題はテストに出ますか？

Will applied problems be on the test?

Interrogative sentence.

理論を実践に応用するのは難しい。

Applying theory to practice is difficult.

Nominalized verb 'no wa'.

このソフトは、ビジネスに広く応用されている。

This software is widely applied in business.

Adverbial 'hiroku' modifying the verb.

自分の経験を新しい環境に応用する。

Apply one's experience to a new environment.

Transitive use of ōyō suru.

応用範囲が広い技術ですね。

That technology has a wide range of applications, doesn't it?

Compound noun '応用範囲'.

学んだ文法を会話で応用してみた。

I tried applying the grammar I learned in conversation.

Trial form 'te mita'.

この発見は、医学の発展に応用できるだろう。

This discovery can probably be applied to the development of medicine.

Conjecture 'darō'.

応用問題に取り組むことで、理解が深まる。

By tackling applied problems, your understanding deepens.

Instrumental 'koto de'.

既存の技術を応用して、コストを削減した。

By applying existing technology, we reduced costs.

Te-form showing means/method.

その理論を具体例に応用して説明してください。

Please explain by applying that theory to a concrete example.

Imperative 'shite kudasai'.

応用言語学の視点から、この現象を分析する。

Analyze this phenomenon from the perspective of applied linguistics.

Compound field '応用言語学'.

AIを交通システムの最適化に応用する試みが始まった。

Attempts to apply AI to the optimization of traffic systems have begun.

Noun modification 'ōyō suru kokoromi'.

彼は、学問的な知識を実務に応用する能力に長けている。

He excels at the ability to apply academic knowledge to practical business.

Formal phrase 'ni takete iru'.

この素材は、宇宙開発への応用が期待されている。

This material is expected to be applied to space development.

Passive expectation 'kitai saretiru'.

心理学の知見をマーケティング戦略に応用する。

Apply psychological insights to marketing strategy.

Professional terminology 'chiken' and 'senryaku'.

応用化学は、私たちの生活を支える重要な分野だ。

Applied chemistry is an important field that supports our lives.

Subjective description.

過去の失敗を教訓として、次回の計画に応用する。

Take past failures as a lesson and apply them to the next plan.

Formal 'to shite' structure.

基礎研究の成果をいかに社会に応用するかが問われている。

The question is how to apply the results of basic research to society.

Indirect question 'ka ga towarete iru'.

ナノテクノロジーをがん治療に応用する研究が進展している。

Research on applying nanotechnology to cancer treatment is progressing.

Medical/Scientific context.

哲学的な思考をビジネスの倫理問題に応用する。

Apply philosophical thinking to ethical issues in business.

Abstract application.

このアルゴリズムは、金融市場の予測にも応用可能だ。

This algorithm is also applicable to financial market forecasting.

Suffix 'kanō' meaning 'possible'.

異分野の知見を融合し、新たな価値を創造する応用力が求められる。

The ability to apply knowledge by fusing insights from different fields to create new value is required.

Complex noun phrases.

法的な枠組みをデジタル空間の権利保護に応用する際の課題を整理する。

Organize the issues when applying legal frameworks to the protection of rights in digital space.

Nominalized 'sai' (when/at the time of).

行動経済学の理論を公共政策に応用し、市民の行動変容を促す。

Apply behavioral economics theories to public policy to encourage changes in citizen behavior.

Policy-level discussion.

伝統的な美学を現代の建築デザインに応用する。

Apply traditional aesthetics to modern architectural design.

Artistic application.

純粋数学の抽象的な概念が、数十年を経て暗号理論に応用された。

Abstract concepts of pure mathematics were applied to cryptography after several decades.

Historical/Academic narrative.

量子力学の原理を計算機科学に応用することで、従来の限界を突破する。

By applying the principles of quantum mechanics to computer science, we break through conventional limits.

High-level scientific discourse.

現象学の手法を社会学的なフィールドワークに応用し、参与観察の質を高める。

Apply phenomenological methods to sociological fieldwork to enhance the quality of participant observation.

Specialized academic methodology.

進化生物学の知見をアルゴリズム設計に応用する「遺伝的アルゴリズム」の有効性を検証する。

Verify the effectiveness of 'genetic algorithms' that apply insights from evolutionary biology to algorithm design.

Technical verification.

言語ゲームの概念を異文化コミュニケーションの摩擦解消に応用する可能性を探る。

Explore the possibility of applying the concept of 'language games' to resolving friction in intercultural communication.

Philosophical exploration.

熱力学第二法則を情報理論に応用したシャノンの功績は計り知れない。

Shannon's achievement in applying the second law of thermodynamics to information theory is immeasurable.

Historical academic tribute.

カントの定言命法をAIの自律的な意思決定プロセスに応用する試みには、慎重な議論を要する。

Attempts to apply Kant's categorical imperative to the autonomous decision-making processes of AI require careful debate.

Complex ethical debate.

既存の知の体系を解体し、新たな文脈へと動的に応用する知性が、現代の複雑な社会には不可欠である。

An intelligence that deconstructs existing systems of knowledge and dynamically applies them to new contexts is indispensable in today's complex society.

High-level societal critique.

المرادفات

活用利用実践転用適用

الأضداد

基礎基本理論

تلازمات شائعة

応用が利く

応用問題

応用範囲

応用力

応用科学

実社会に応用する

知識を応用する

技術を応用する

理論を応用する

幅広く応用される

العبارات الشائعة

応用の利かない

— Inflexible or unable to adapt knowledge to new situations. Often used as a mild criticism.

彼はマニュアル通りで、応用の利かない人だ。

応用に次ぐ応用

— One application after another. Implies a continuous process of adapting something.

その技術は応用に次ぐ応用で、進化を遂げた。

応用編

— The 'Applied Chapter' or advanced section of a book or course.

ここからは応用編に入ります。

応用数学

— Applied Mathematics. A branch of math focused on practical implementation.

応用数学の講義を受ける。

応用の段階

— The stage of application. Moving from theory to the actual use phase.

プロジェクトはようやく応用の段階に達した。

応用自在

— Being able to apply knowledge or skills freely and flexibly in any situation.

彼は学んだ技を応用自在に使いこなす。

応用可能性

— Applicability. The potential for something to be used in a practical way.

この理論の応用可能性を検討する。

応用分野

— Field of application. The specific area where a technology or theory is used.

AIの応用分野は多岐にわたる。

応用研究

— Applied research. Research focused on practical outcomes rather than just theory.

大学で応用研究に従事する。

応用操作

— Advanced or applied operation of a machine or software.

まずは基本操作、次に応用操作を覚える。

يُخلط عادةً مع

応用 vs アプリ (Apuri)

English speakers use 'application' for both concepts and software. Japanese uses ōyō for concepts and 'apuri' for software.

応用 vs 応募 (Ōbo)

Both start with 'ō', but ōbo means applying for a job or a contest, not applying knowledge.

応用 vs 利用 (Riyō)

Riyō is simple use/utilization of a facility. ōyō is the creative application of a theory.

تعبيرات اصطلاحية

"一を聞いて十を知る"

— To hear one and know ten. While not using the word ōyō, it describes the peak of 'ōyō-ryoku' (application ability).

彼は一を聞いて十を知る、応用力の高い生徒だ。

Complimentary

"型を破る"

— To break the mold. This involves applying the basic 'kata' (form) in a new, creative way.

基本をマスターしたからこそ、型を破る応用ができる。

Artistic/Professional

"機転を利かせる"

— To use one's quick wit. This is the act of 'ōyō' in a social or urgent situation.

彼は機転を利かせて、学んだことをその場に応用した。

Neutral

"融通を利かせる"

— To be flexible/adaptable. Similar to ōyō in a behavioral sense.

ルールをそのまま守るだけでなく、応用して融通を利かせる。

Daily Life

"応用が利く"

— To be versatile. Literally 'application works/functions.'

この服はデザインがシンプルなので、応用が利く。

Neutral

"目から鱗が落ちる"

— To have the scales fall from one's eyes. Often happens when one sees a brilliant 'ōyō' of a simple concept.

その理論の応用例を見て、目から鱗が落ちた。

Idiomatic

"手を変え品を変え"

— Trying various means and methods. A form of constant application and re-application.

手を変え品を変え、学んだ技術を応用してみる。

Neutral

"場数を踏む"

— To gain experience through many situations. This builds the ability for ōyō.

場数を踏むことで、応用力が身につく。

Professional

"応用問題に強い"

— To be good at applied problems. Often used to describe someone who is truly smart, not just book-smart.

彼は暗記だけでなく、応用問題にも強い。

Educational

"知恵を絞る"

— To rack one's brains. The mental effort required for ōyō.

知恵を絞って、この技術を農業に応用した。

Neutral

سهل الخلط

応用 vs 活用 (Katsuyō)

Both involve using something.

Katsuyō is about using resources efficiently (like time). ōyō is about using theories/methods in new contexts.

時間を活用する vs. 理論を応用する

応用 vs 適用 (Tekiyō)

Both translate to 'application.'

Tekiyō is for rules/laws (e.g., insurance application). ōyō is for techniques/theories.

規則を適用する vs. 技術を応用する

応用 vs 使用 (Shiyō)

Both mean 'use.'

Shiyō is the most basic word for 'using' a tool for its intended purpose.

ペンを使用する vs. 数学を応用する

応用 vs 採用 (Saiyō)

Both involve taking an idea and using it.

Saiyō means to 'adopt' or 'hire.' ōyō means to 'apply' knowledge to a situation.

新案を採用する vs. 知識を応用する

応用 vs 転用 (Ten'yō)

Both involve using something in a new way.

Ten'yō specifically implies diverting something from its original purpose (like funds). ōyō is more about intellectual adaptation.

空き家を店舗に転用する vs. 古い技術を最新機器に応用する

أنماط الجُمل

[Knowledge] を応用します。

漢字を応用します。

[Knowledge] を [Context] に応用する。

ルールをゲームに応用する。

[Knowledge] は [Context] に応用できる。

この技術は医療に応用できる。

[Knowledge] を応用した [Noun]。

AIを応用したシステム。

[Knowledge] の [Context] への応用。

理論の実社会への応用。

[Knowledge] を [Context] に応用するにあたって、...

新技術を製造工程に応用するにあたって、コストが課題となる。

General

応用が利く / 利かない。

このデザインは応用が利く。

Academic

応用[Field]学。

応用言語学。

عائلة الكلمة

الأسماء

応用 (Application)

応用力 (Ability to apply)

応用編 (Applied section)

応用問題 (Applied problem)

応用範囲 (Range of application)

الأفعال

応用する (To apply)

応用される (To be applied)

応用できる (To be able to apply)

الصفات

応用的 (Applied/Practical)

مرتبط

基本 (Basic)

実践 (Practice)

活用 (Utilization)

理論 (Theory)

適用 (Application of rules)

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كيفية الاستخدام

frequency

Very high in academic, technical, and educational contexts. Moderate in daily casual conversation.

أخطاء شائعة

Using 応用 for 'Applying for a job'. → 応募 (Ōbo) or 申し込み (Mōshikomi).
ōyō is only for applying knowledge/theory. Applying for a position is 'ōbo'.
Using 応用 for smartphone 'apps'. → アプリ (Apuri).
ōyō is an abstract concept, not a software program.
Pronouncing it as 'Oyo' (short). → Ōyō (long vowels).
Long vowels are crucial in Japanese. Shortening them changes the meaning or makes it unintelligible.
Using the wrong particle (e.g., を instead of に for the target). → 〜に応用する。
The target field of application must be marked with 'ni'.
Confusing 応用 with 活用. → Use 応用 for theories, 活用 for resources.
Using 応用 for 'time' (応用時間) is incorrect; use 活用 instead.

نصائح

Use with 'ni'

Always remember to use the particle 'ni' for the target area where you are applying something. For example: 'Business *ni* ōyō suru' (Apply to business).

Compound Power

Learn the compound 'ōyō-ryoku.' It's a great word to use in job interviews to describe your adaptability.

Not for Apps

Never use ōyō for smartphone apps. This is the #1 mistake for English speakers. Use 'apuri' instead.

Suru-Verb

Treat it as a standard Suru-verb. It can be conjugated into 'ōyō dekiru' (can apply) or 'ōyō saseru' (make someone apply).

Cooking Context

In cooking, use it to mean 'adapting' a recipe. It sounds very natural and sophisticated.

Science Prefix

If you see 'ōyō' at the start of a university major, it means 'Applied' (e.g., Applied Physics).

Long Vowels

Listen for the double 'o' sounds. 'O-U-YO-U'. Missing these makes the word sound like something else entirely.

Kanji Practice

The kanji 応 has a 'roof' (广) and 'heart' (心). Think of it as 'responding from the heart under a roof.' Practice the stroke order carefully.

Yo-Yo Mnemonic

Think of a Yo-Yo going from the hand (theory) to the floor (real life). That movement is ōyō.

Contrast with Kihon

When explaining a process, start with the 'Kihon' (basics) and then move to the 'ōyō' (application) to sound very organized.

احفظها

وسيلة تذكّر

Imagine an 'O' (the shape of a wheel) and a 'Yo-Yo'. You take the 'O' knowledge and 'Yo-Yo' it back and forth between theory and real life. That's Ōyō!

ربط بصري

Think of a bridge connecting a 'Book' (Theory) to a 'Hammer' (Practice). The bridge itself is labeled 応用.

Word Web

Theory Practice Math Science Cooking Creativity Versatility Problem-solving

تحدٍّ

Try to find one thing you learned today in Japanese and '応用' it to a sentence about your own pet or hobby. Write it down!

أصل الكلمة

The word comes from Middle Chinese roots. 応 (O) originally meant 'to respond' (like an echo) and 用 (Yo) meant 'to use' or 'implement.'

المعنى الأصلي: To use something in response to a situation or a call for action.

Sino-Japanese (Kango)

السياق الثقافي

No specific sensitivities; it is a standard academic and professional term.

In English, we often use 'application' for computer apps. In Japanese, this is a major point of confusion. Always clarify that ōyō is for concepts, not software.

Applied Linguistics (応用言語学) is a major field of study in Japanese universities. The 'Ouyo Mondai' section in the 'Kumon' study method is famous for being the 'boss level' of each worksheet. NHK cooking shows often feature 'Ouyo' segments for leftovers.

تدرّب في الحياة الواقعية

سياقات واقعية

School/Education

応用問題を解く
基本から応用へ
応用力を試す
応用編の教科書

Science/Technology

最新技術の応用
応用科学の研究
実用化と応用
他分野への応用

Cooking/Daily Life

レシピを応用する
余り物を応用する
生活の知恵を応用
応用が利くデザイン

Business/Work

スキルを応用する
過去の事例を応用
応用力が高い人材
マーケティングへの応用

Martial Arts/Sports

基本技を応用する
応用動作の練習
試合での応用
戦術の応用

بدايات محادثة

"この技術は、他にどんなことに応用できると思いますか？ (What else do you think this technology can be applied to?)"

"最近、何か新しい知識を仕事に応用しましたか？ (Have you applied any new knowledge to your work recently?)"

"応用問題を解くのは得意ですか、それとも苦手ですか？ (Are you good at solving applied problems, or not?)"

"このレシピ、何か他の材料で応用できますか？ (Can this recipe be adapted with other ingredients?)"

"あなたの仕事で、一番「応用力」が必要な時はいつですか？ (When is 'application ability' most needed in your job?)"

مواضيع للكتابة اليومية

今日学んだ新しい日本語の単語を、実際の会話でどう応用するか書いてみましょう。 (Write about how you will apply the new Japanese words you learned today in actual conversation.)

自分が「応用力が高い」と感じたエピソードを詳しく書いてください。 (Describe an episode where you felt you had high 'application ability.')

将来、自分の専門知識をどのように社会に応用したいですか？ (How do you want to apply your expertise to society in the future?)

「基本」と「応用」のどちらが大切だと思いますか？その理由も書いてください。 (Which do you think is more important, 'basics' or 'application'? Write the reason too.)

今練習している趣味（楽器、スポーツなど）で、基本をどう応用しているか説明してください。 (Explain how you are applying the basics in a hobby you are currently practicing.)

الأسئلة الشائعة

10 أسئلة

No. While 'application' in English can mean a software app, in Japanese, 'ōyō' only refers to the application of knowledge or principles. For phone apps, use 'apuri' or 'apurikēshon.' For example, 'I downloaded a new app' is 'Atarashii apuri o daunrōdo shita,' not 'ōyō.'

Yes, especially in a learning or problem-solving context. You'll hear it in school (applied problems), cooking (adapting recipes), or at work (applying skills). It's a very positive word that implies intelligence and flexibility.

It translates to 'application ability' or 'resourcefulness.' It describes a person's capability to take what they know and use it to solve new, unfamiliar problems. It's a highly valued trait in the Japanese workforce.

No. To apply for a job, you should use 'ōbo suru' (応募する) or 'mōshikomu' (申し込む). 'ōyō' is strictly for applying concepts, theories, or techniques.

ōyō is 'applying theory to practice' (like using math to build a bridge). Katsuyō is 'effectively using resources' (like using your spare time to study). ōyō focuses on the *how*, while katsuyō focuses on the *efficiency*.

It is neutral and can be used in both formal academic papers and casual conversations about cooking. It is a standard, versatile word.

It is 'ōyō gengo-gaku' (応用言語学). Many academic fields use 'ōyō' as a prefix to mean 'Applied,' such as 'ōyō sūgaku' (Applied Math).

Usually, it refers to the *technology* or *concept* behind the object. You don't 'ōyō' a chair, but you might 'ōyō' the ergonomic design of a chair to a car seat.

Generally, yes. In Japanese schools, 'Kihon mondai' (basic problems) are for practice, while 'ōyō mondai' (applied problems) are the challenging ones that require deeper thinking.

The most common opposites are 'Kihon' (基本 - basics) or 'Riron' (理論 - theory). It represents the step taken *after* the basics are mastered.

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