At the A1 level, 'dimension' is a very advanced word that you probably won't use often. However, you can understand it in a very simple way. Think about a box. A box has a 'size.' It has a length (how long it is), a width (how wide it is), and a height (how tall it is). These three things—length, width, and height—are the 'dimensions' of the box. If you want to buy a new bed for your room, you need to know the dimensions of the bed so you know if it will fit. You might see this word on a website when you are shopping. For example, 'Dimensions: 20cm x 10cm.' This just tells you how big the object is. You don't need to worry about the difficult meanings yet. Just remember: dimensions = measurements of size. It is like saying 'how big is it in different directions?' If you are drawing a square, it has two dimensions (width and height). If you are holding a ball, it has three dimensions. Most things we touch are 3D, which means 'three-dimensional.' This is a good word to know if you like building things with Lego or if you are helping your parents measure a room for a new carpet. It's all about measuring!
At the A2 level, you can start using 'dimension' when you talk about measurements more specifically. You might use it when describing your furniture or a piece of paper. You should know that 'dimensions' (with an 's') is the word we use for the group of measurements. For example, 'The dimensions of the table are 1 meter by 2 meters.' You might also hear the word in movies, especially cartoons or science fiction. Sometimes characters go to 'another dimension.' In these stories, a dimension is like a different world or a different place that we cannot see. While this is a bit more complex, it's a fun way to remember the word. In your English class, you might use it if you are talking about art. A flat drawing is 2D (two-dimensional), but a statue is 3D (three-dimensional). This helps you describe what you see. Remember to use 'dimensions' when you are talking about more than one measurement. If you only measure how long something is, you usually just say 'length.' But if you measure length and width together, you call them the 'dimensions.' It's a useful word for shopping, DIY projects, and describing shapes in your math or art classes.
At the B1 level, you should be comfortable using 'dimensions' for physical measurements, but you can also start to explore its more abstract meaning. This is where the word becomes really useful for expressing complex ideas. A 'dimension' can be a 'part' or an 'aspect' of a situation. For example, if you are talking about moving to a new country, you might say, 'There is a financial dimension to this move,' meaning you have to think about money. You could also say, 'There is a social dimension,' meaning you have to think about making new friends. This usage makes your English sound more professional and organized. You are not just saying 'I have many things to think about'; you are categorizing those things into 'dimensions.' You will also see this word in news articles. A journalist might write, 'The new law adds a political dimension to the debate.' This means the debate is no longer just about the law itself, but also about politics. At this level, you should also recognize the adjective 'dimensional.' You might talk about 'three-dimensional characters' in a book you are reading—characters who feel like real people because they have many different parts to their personality. It's a great word for moving beyond simple descriptions into more detailed analysis.
At the B2 level, 'dimension' is a key vocabulary word for academic and professional communication. You should use it to describe the multifaceted nature of problems and situations. Instead of using simple words like 'part' or 'side,' 'dimension' allows you to discuss the 'various dimensions of a crisis' or the 'ethical dimensions of a business decision.' This implies that the subject has depth and that you are considering it from multiple angles. You should also be familiar with common collocations like 'a whole new dimension' or 'take on a new dimension.' For instance, 'The discovery of water on Mars adds a whole new dimension to space exploration.' This means the situation has changed significantly and become more interesting or complex. In technical or scientific contexts, you should understand 'dimension' as a coordinate in space or time. You might encounter it in discussions about physics or data analysis. You should also be careful with your grammar: use the plural 'dimensions' for physical measurements and the singular 'dimension' for an abstract aspect. At B2, you are expected to use this word with precision, showing that you understand the difference between a physical size and a conceptual layer. It is a powerful tool for structuring arguments and providing nuanced explanations in both speaking and writing.
At the C1 level, you should have a sophisticated grasp of 'dimension' and its derivatives, such as 'dimensionality' and 'multidimensional.' You use the word not just to describe parts of a whole, but to analyze the very structure of ideas. You might discuss the 'socio-economic dimensions' of urban planning or the 'existential dimension' of a philosophical text. At this level, 'dimension' is often used to indicate a level of complexity that is not immediately apparent. You might speak of a 'hidden dimension' to a person's character or a 'forgotten dimension' of a historical event. You are also likely to encounter the word in highly specialized fields. In data science, you'll talk about 'reducing the dimensionality' of a dataset. In advanced physics, you'll discuss 'extra dimensions' in the context of M-theory. Your usage should be fluid and context-aware. You might use the phrase 'of vast dimensions' to describe a monumental task or a massive physical structure, adding a touch of formal elegance to your language. You understand that 'dimension' can act as a bridge between the tangible and the intangible, and you use it to add layers of meaning to your discourse. Whether you are writing a complex essay or engaging in a high-level debate, 'dimension' is a word that helps you articulate the depth and breadth of your thoughts with clarity and authority.
At the C2 level, your mastery of 'dimension' is complete, allowing you to use it with total precision and rhetorical flair. You recognize the subtle nuances between 'dimension,' 'facet,' 'aspect,' and 'parameter,' and you choose the word that perfectly fits the conceptual framework you are building. You might use 'dimension' to describe the ontological status of an object or the phenomenological dimension of human experience. You are comfortable using the word in its most abstract forms, perhaps discussing the 'temporal dimension' of narrative structure or the 'spatial dimensions' of social inequality. You can use the word to create powerful metaphors, such as 'the moral dimension of the digital age,' and you understand how it functions in idiomatic expressions across different registers. You might also use the word in its attributive sense ('dimension stone') or its more obscure technical meanings without hesitation. At this level, you don't just use the word; you play with its connotations of depth, scale, and reality. You might critique a piece of art for being 'resolutely one-dimensional' or praise a policy for its 'multidimensional approach to poverty.' Your command of 'dimension' reflects a deep understanding of how language can be used to categorize, measure, and explore the complexities of both the physical universe and the human mind.

dimension 30秒で

  • Dimension refers to physical measurements like length and width.
  • It also describes an abstract aspect or feature of a situation.
  • In science, it denotes a coordinate in space or time.
  • Commonly used to describe complexity: 'a new dimension to the problem'.

The word dimension is a versatile term that bridges the gap between the physical world and abstract thought. At its most fundamental level, a dimension refers to a measurable extent of a particular kind, such as length, breadth, depth, or height. When we talk about the three dimensions of a box, we are referring to how far it stretches in space. However, the word evolves significantly when applied to non-physical contexts. In a metaphorical or analytical sense, a dimension describes a specific aspect, feature, or component of a complex situation, problem, or person. For instance, a political crisis might have a 'human dimension,' referring to the suffering of individuals, which is distinct from its 'economic dimension' or 'legal dimension.'

Physical Extent
The primary definition involves the spatial measurements of an object. In geometry, a point has zero dimensions, a line has one, a plane has two, and a solid has three.

The architects carefully calculated every dimension of the skyscraper to ensure structural integrity against high winds.

Beyond the physical, the term is frequently used in social sciences and humanities to categorize different parts of a whole. If you are analyzing a piece of literature, you might discuss its 'thematic dimension' or its 'historical dimension.' This usage implies that the subject is multifaceted and cannot be understood by looking at just one side. It suggests depth and complexity. In physics, particularly in string theory or science fiction, 'dimensions' can refer to theoretical planes of existence beyond our standard three-dimensional perception, often leading to the concept of the 'fourth dimension' (time) or even higher, unseen realms.

Abstract Aspect
A specific part or feature of a situation. For example, 'The internet has added a new dimension to modern warfare.'

Adding music to the film gave the story an emotional dimension that was previously missing.

The word also appears in technical contexts like 'dimension stone,' which refers to natural stone that has been finished to specific sizes and shapes. In data science, 'dimensionality' refers to the number of input variables or features in a dataset. High-dimensional data can be difficult to visualize but contains vast amounts of information. Understanding 'dimension' requires recognizing whether the speaker is measuring a physical object or evaluating the complexity of an idea. It is a word that signifies scope, scale, and variety.

Mathematical Usage
The number of coordinates required to specify a point within a mathematical space.

In string theory, physicists hypothesize the existence of eleven dimensions.

The arrival of the baby added a joyful dimension to their family life.

Please provide the exact dimensions of the room before we order the carpet.

Using dimension correctly depends on whether you are describing a physical object or an abstract concept. When discussing physical objects, 'dimension' is almost always used in the plural—'dimensions'—to refer to the set of measurements (length, width, height). For example, you would ask, 'What are the dimensions of the package?' rather than 'What is the dimension?' unless you are specifically referring to one single axis of measurement. In technical drawing or manufacturing, 'dimensioning' is the process of adding these measurements to a blueprint.

Plural vs. Singular
Use 'dimensions' for physical measurements (plural) and 'dimension' for a specific aspect or quality (often singular).

The dimensions of the new iPhone are slightly different from the previous model.

In abstract usage, 'dimension' is often paired with adjectives to describe a particular facet of a situation. Common pairings include 'human dimension,' 'political dimension,' 'spiritual dimension,' and 'ethical dimension.' This usage is very common in academic writing, journalism, and professional reports. It helps the writer break down a complex topic into manageable parts. For instance, 'We must consider the ethical dimension of AI development' suggests that besides the technical and economic parts, there is a moral part that needs attention.

Common Collocations
'A whole new dimension,' 'take on a new dimension,' 'hidden dimension,' 'multidimensional approach.'

The scandal took on a new dimension when the CEO's emails were leaked.

Grammatically, 'dimension' can also function as an attributive noun (acting like an adjective). You might hear about 'dimension lumber' or 'dimension stone,' which are materials cut to specific, standardized sizes. In science fiction and theoretical physics, 'dimension' is used to describe different realms. Phrases like 'traveling to another dimension' or 'the fifth dimension' are staples of the genre. When writing, ensure that the context clearly indicates whether you are being literal (measuring a table) or figurative (analyzing a problem).

Phrasal Usage
'Of vast dimensions' is a formal way to say 'very large.' 'In all its dimensions' means looking at every single part of something.

The project was a task of vast dimensions, requiring years of preparation.

The artist's use of shadow gives the painting a three-dimensional dimension (Note: usually 'three-dimensional effect').

We need to explore the social dimension of the housing crisis.

You will encounter dimension in a wide variety of professional and creative fields. In the world of **architecture and construction**, it is a daily necessity. Contractors and engineers must know the exact dimensions of every beam, window, and door. If the dimensions are off by even a few millimeters, the entire structure could be compromised. You'll hear it in hardware stores ('What are the dimensions of this rug?') and in interior design discussions. It is the language of physical reality and precision.

In Science and Math
Physicists use it to describe the fabric of the universe. Mathematicians use it to define spaces and vectors. It is a core concept in geometry and physics.

Einstein's theory of relativity treats time as the fourth dimension.

In **business and economics**, the word is used to describe the different factors that influence a market or a company's performance. A manager might talk about the 'international dimension' of their business strategy, meaning how they operate across different countries. In marketing, 'brand dimensions' might refer to the various qualities that make up a brand's identity, such as reliability, luxury, or innovation. It is a way of breaking down a big, messy idea into specific, actionable categories.

In Art and Literature
Critics use it to describe the depth of a character or a story. A 'one-dimensional' character is boring and simple, while a 'three-dimensional' character is complex and realistic.

The author's vivid descriptions added a sensory dimension to the novel.

In **psychology and sociology**, 'dimension' helps researchers categorize human behavior. They might study the 'dimensions of personality' (like the Big Five traits) or the 'cultural dimensions' (like individualism vs. collectivism). Here, it serves as a tool for measurement and comparison. When you hear the word in a news report about a 'new dimension to the conflict,' it usually means a new group has joined the fight or a new type of weapon is being used, making the situation more complicated than it was before.

In Data and Tech
Software like Excel or databases use 'dimensions' to organize data points. In 3D printing, dimensions are the lifeblood of the process.

The VR headset provides a level of immersion that adds a whole new dimension to gaming.

The dimensions of the problem were far greater than the government had initially realized.

We need to look at the psychological dimension of why people overspend.

One of the most frequent errors with dimension is using the singular when the plural is required, particularly in physical contexts. If you are asking for the measurements of a room, you must say 'What are the dimensions?' (plural). Saying 'What is the dimension?' sounds like you are asking for a single number, which is confusing since a room has length, width, and height. Conversely, when using the word to mean 'aspect' or 'feature,' it is often singular: 'The emotional dimension of the music.' Using the plural here ('the emotional dimensions') isn't strictly wrong, but it implies there are multiple different emotional parts, which might not be what you mean.

Confusing with 'Size'
While related, 'size' is a general term for how big something is. 'Dimensions' are the specific measurements that determine that size.

Incorrect: Can you give me the dimension of the box?
Correct: Can you give me the dimensions of the box?

Another mistake is confusing 'dimension' with 'direction.' In casual speech, people sometimes say 'a new dimension' when they mean 'a new direction.' While they can be similar, 'dimension' implies a new *layer* or *aspect* of the existing thing, whereas 'direction' implies a change in the *path* or *goal*. For example, 'The company is moving in a new direction' means they are changing their strategy. 'The company's strategy has a new dimension' means they have added a new element to their current strategy.

Overuse in Business
In corporate settings, 'dimension' is sometimes used as a buzzword to sound smart. Avoid saying 'let's look at the time dimension' when you just mean 'let's look at the schedule.'

Incorrect: This problem has a huge size.
Correct: This problem has vast dimensions.

Learners also often struggle with the adjective form 'dimensional.' You should use 'three-dimensional' (3D) to describe an object, but 'dimension' to describe the measurement itself. You wouldn't say 'The room has 3D,' you would say 'The room is three-dimensional' or 'The room's dimensions are...' Finally, be careful with the phrase 'another dimension.' In science fiction, this is a place. In everyday life, if you say 'He's in another dimension,' it usually means he is not paying attention or is daydreaming, which is an informal, idiomatic usage.

Confusing with 'Aspect'
While often interchangeable, 'dimension' implies a certain scale or depth that 'aspect' does not always convey.

The dimensions of the tragedy were only realized days later.

The new tax law adds a complex dimension to our financial planning.

Make sure the dimensions on the blueprint match the actual site.

To truly master dimension, it helps to compare it with its synonyms and related terms. The most common synonym is **aspect**. While both refer to a part of a whole, 'dimension' often suggests a certain scale or a layer of depth. For example, 'one aspect of the problem' sounds like a simple list item, whereas 'one dimension of the problem' sounds like a fundamental layer that affects everything else. Another close relative is **facet**, which literally refers to the flat surfaces of a cut gem. Figuratively, 'facet' is used for many-sided things, like 'the many facets of her personality.' 'Dimension' is broader and can apply to scale and size, which 'facet' cannot.

Dimension vs. Aspect
Aspect is a 'view' or 'side'; Dimension is a 'measure' or 'layer.' Dimension sounds more formal and structural.

We need to consider every facet (or dimension) of the diamond's quality.

In physical contexts, **measurement** and **proportion** are similar. A 'measurement' is the specific number (e.g., 5 meters), while 'dimension' is the category of that measurement (e.g., length). 'Proportion' refers to the relationship between dimensions, such as the ratio of height to width. If a building has 'grand dimensions,' it is large. If it has 'good proportions,' it is well-balanced and aesthetically pleasing. **Extent** is another synonym, often used to describe the range or scope of something, like 'the extent of the damage.' 'Dimension' is more likely to be used when there are multiple distinct parts to that scope.

Dimension vs. Feature
A feature is a prominent part (like a nose on a face); a dimension is a fundamental component (like the height of the face).

The proportions of the statue were perfect, even though its dimensions were massive.

In more abstract or scientific settings, you might encounter **parameter**. A parameter is a limit or a boundary, often used in math and programming. While a dimension defines the space, a parameter defines the rules within that space. For example, in a simulation, the dimensions might be 3D space, but the parameters might be gravity and temperature. Lastly, **perspective** is sometimes used similarly, but it refers to a point of view. Adding a 'new dimension' to a story is different from adding a 'new perspective.' A perspective is how someone *sees* it; a dimension is a new *part* of the story itself.

Summary of Synonyms
Aspect, facet, feature, measurement, size, extent, scope, magnitude.

The magnitude (or dimensions) of the explosion was visible from space.

Each aspect of the plan was carefully reviewed by the committee.

The scope of the project added a whole new dimension to her workload.

How Formal Is It?

難易度

知っておくべき文法

Plural vs Singular nouns

Attributive nouns

Compound adjectives (e.g., three-dimensional)

Adjective-noun collocations

Prepositional phrases with 'of'

レベル別の例文

1

The box has three dimensions: length, width, and height.

La boîte a trois dimensions : la longueur, la largeur et la hauteur.

Dimensions is plural here because there are three measurements.

2

What are the dimensions of this table?

Quelles sont les dimensions de cette table ?

Use 'What are' with the plural 'dimensions'.

3

A square is a shape with two dimensions.

Un carré est une forme à deux dimensions.

Two dimensions usually refer to a flat surface.

4

I need to know the dimensions of the room.

J'ai besoin de connaître les dimensions de la pièce.

Dimensions is the standard word for room measurements.

5

The dimensions are 10 centimeters by 5 centimeters.

Les dimensions sont de 10 centimètres sur 5 centimètres.

Use 'by' to separate the measurements.

6

This toy is 3D, which means it has three dimensions.

Ce jouet est en 3D, ce qui signifie qu'il a trois dimensions.

3D is a common abbreviation for three-dimensional.

7

Check the dimensions before you buy the sofa.

Vérifiez les dimensions avant d'acheter le canapé.

Imperative sentence: 'Check the dimensions'.

8

The dimensions of the paper are A4.

Les dimensions du papier sont A4.

A4 is a standard set of dimensions.

1

The dimensions of the suitcase are perfect for the plane.

Les dimensions de la valise sont parfaites pour l'avion.

Dimensions often refers to size limits for travel.

2

In the movie, they travel to a secret dimension.

Dans le film, ils voyagent vers une dimension secrète.

Here, 'dimension' means a different place or realm.

3

You must write the dimensions on your drawing.

Vous devez écrire les dimensions sur votre dessin.

Dimensions are essential in technical drawings.

4

The new TV has very large dimensions.

Le nouveau téléviseur a de très grandes dimensions.

Using 'dimensions' instead of just 'size' sounds more precise.

5

This 3D printer can create objects of any dimension.

Cette imprimante 3D peut créer des objets de n'importe quelle dimension.

Singular 'dimension' here refers to the scale of the object.

6

The dimensions of the football field are standard.

Les dimensions du terrain de football sont standard.

Standard dimensions are fixed rules for sports.

7

We measured the dimensions of the window.

Nous avons mesuré les dimensions de la fenêtre.

Past tense 'measured' used with 'dimensions'.

8

The artist added a third dimension to the flat painting.

L'artiste a ajouté une troisième dimension à la peinture plate.

'Third dimension' creates a sense of depth.

1

The internet has added a new dimension to how we communicate.

Internet a ajouté une nouvelle dimension à notre façon de communiquer.

'Add a new dimension' is a common B1-level idiom.

2

We need to consider the social dimension of the problem.

Nous devons tenir compte de la dimension sociale du problème.

Adjective + dimension (social dimension) describes an aspect.

3

The dimensions of the tragedy were not clear at first.

L'ampleur de la tragédie n'était pas claire au début.

Here, 'dimensions' means the scale or extent of something.

4

Her music has an emotional dimension that I really like.

Sa musique a une dimension émotionnelle que j'aime beaucoup.

Dimension as a quality or feeling within art.

5

The project took on a whole new dimension after the funding arrived.

Le projet a pris une toute nouvelle dimension après l'arrivée du financement.

'Take on a new dimension' means to become more significant.

6

The dimensions of the box must be accurate for shipping.

Les dimensions de la boîte doivent être précises pour l'expédition.

Accurate dimensions are required in logistics.

7

He is a one-dimensional character with no personality.

C'est un personnage unidimensionnel sans personnalité.

'One-dimensional' is a common metaphor for 'boring'.

8

The dimensions of the crisis are growing every day.

L'ampleur de la crise s'accroît chaque jour.

Dimensions used to describe the increasing scope of a situation.

1

The ethical dimension of genetic engineering is a major concern.

La dimension éthique du génie génétique est une préoccupation majeure.

B2 usage: discussing abstract facets of complex topics.

2

The arrival of the new CEO added a political dimension to the office.

L'arrivée du nouveau PDG a ajouté une dimension politique au bureau.

Political dimension refers to power dynamics.

3

The dimensions of the universe are difficult to comprehend.

Les dimensions de l'univers sont difficiles à comprendre.

Dimensions here refers to the literal scale of space.

4

We must analyze the problem in all its dimensions.

Nous devons analyser le problème sous toutes ses dimensions.

'In all its dimensions' means thoroughly and from all angles.

5

The scandal took on a international dimension when foreign leaders spoke out.

Le scandale a pris une dimension internationale lorsque des dirigeants étrangers se sont exprimés.

International dimension means it affects multiple countries.

6

The artist's work explores the dimension of time and memory.

L'œuvre de l'artiste explore la dimension du temps et de la mémoire.

Dimension as a conceptual theme in art.

7

Please provide the exact dimensions of the property for the contract.

Veuillez fournir les dimensions exactes de la propriété pour le contrat.

Formal request for precise physical measurements.

8

The dimensions of the task were far greater than we anticipated.

L'ampleur de la tâche était bien plus grande que ce que nous avions prévu.

Using 'dimensions' to emphasize the scale of work.

1

The socio-economic dimensions of the policy were thoroughly debated.

Les dimensions socio-économiques de la politique ont fait l'objet d'un débat approfondi.

Compound adjectives like 'socio-economic' often modify 'dimensions'.

2

The novel gains a metaphysical dimension in its final chapters.

Le roman acquiert une dimension métaphysique dans ses derniers chapitres.

Metaphysical dimension refers to philosophical depth.

3

The dimensions of the cathedral are a testament to medieval engineering.

Les dimensions de la cathédrale témoignent de l'ingénierie médiévale.

'Testament to' paired with 'dimensions' for formal praise.

4

The researcher focused on the psychological dimension of consumer behavior.

Le chercheur s'est concentré sur la dimension psychologique du comportement des consommateurs.

Academic focus on a specific 'dimension' of a study.

5

The conflict has a historical dimension that cannot be ignored.

Le conflit a une dimension historique qui ne peut être ignorée.

Historical dimension refers to the past causes of a current event.

6

The dimensions of his genius were only recognized after his death.

L'ampleur de son génie n'a été reconnue qu'après sa mort.

Metaphorical use of 'dimensions' for intellectual capacity.

7

String theory suggests the existence of eleven spatial dimensions.

La théorie des cordes suggère l'existence de onze dimensions spatiales.

Technical scientific usage in physics.

8

The digital divide adds a new dimension to social inequality.

La fracture numérique ajoute une nouvelle dimension aux inégalités sociales.

Using 'dimension' to describe a new layer of a systemic issue.

1

The phenomenological dimension of the experience eludes simple description.

La dimension phénoménologique de l'expérience échappe à une description simple.

Highly abstract C2 usage involving philosophy.

2

The project was a monumental undertaking of vast dimensions.

Le projet était une entreprise monumentale de vastes dimensions.

'Of vast dimensions' is a formal, literary construction.

3

The policy failed because it ignored the cultural dimension of the region.

La politique a échoué parce qu'elle a ignoré la dimension culturelle de la région.

Critique focusing on a neglected 'dimension'.

4

The artist sought to capture the fourth dimension in his cubist paintings.

L'artiste a cherché à capturer la quatrième dimension dans ses peintures cubistes.

Art history reference to the 'fourth dimension' (time/perspective).

5

The dimensions of the problem are inextricably linked to global trade.

Les dimensions du problème sont inextricablement liées au commerce mondial.

'Inextricably linked' used with 'dimensions' for complex analysis.

6

Her performance added a tragic dimension to an otherwise lighthearted play.

Sa performance a ajouté une dimension tragique à une pièce par ailleurs légère.

Contrast between the 'dimension' and the overall tone.

7

The dimensionality of the data makes visualization a significant challenge.

La dimensionnalité des données fait de la visualisation un défi important.

'Dimensionality' is the noun form used in data science.

8

We must grasp the spiritual dimension of human existence to find true peace.

Nous devons saisir la dimension spirituelle de l'existence humaine pour trouver la vraie paix.

Spiritual dimension as a fundamental part of life.

類義語

aspect feature measurement proportion magnitude facet

反対語

insignificance whole

よく使う組み合わせ

Physical dimensions
New dimension
Added dimension
Political dimension
Social dimension
Ethical dimension
Human dimension
Vast dimensions
Hidden dimension
Three-dimensional

よく混同される語

dimension vs Size (Size is general; dimensions are specific)

dimension vs Direction (Direction is a path; dimension is a layer)

dimension vs Area (Area is 2D space; dimensions are the measurements that create it)

間違えやすい

dimension vs

dimension vs

dimension vs

dimension vs

dimension vs

文型パターン

使い方

abstract

Usually singular for a specific aspect.

physical

Always plural for measurements.

metaphorical

Used to imply depth or complexity.

よくある間違い

ヒント

Use for Analysis

When writing an essay, use 'dimension' to categorize your points (e.g., 'The first dimension to consider is...').

Plural for Size

Always use 'dimensions' when you are talking about the physical size of an object.

Add Depth

Use 'add a new dimension' to describe something that makes a project or story more interesting.

Correct Stress

Make sure to stress the second syllable: di-MEN-sion.

Business English

Use 'dimension' instead of 'part' to sound more professional in meetings.

Technical Accuracy

In math, remember that a line is 1D, a plane is 2D, and a solid is 3D.

Context Clues

If you see 'dimension' with 'social' or 'political,' it means 'aspect.'

Variety

Switch between 'dimension,' 'facet,' and 'aspect' to avoid repeating the same word.

Metaphorical Use

Call a boring character 'one-dimensional' to show you have advanced vocabulary.

Online Orders

Always check the 'Product Dimensions' section before buying furniture online.

暗記しよう

語源

Latin 'dimensio'

文化的な背景

Crucial for discussing perspective and depth.

Dimensions are often used as synonyms for parallel universes.

Used to sound analytical and comprehensive in reports.

実生活で練習する

実際の使用場面

会話のきっかけ

"What are the dimensions of your dream house?"

"Do you think social media has added a negative dimension to our lives?"

"Which dimension of your personality are you most proud of?"

"If you could travel to another dimension, what would it look like?"

"How do the dimensions of a workspace affect your productivity?"

日記のテーマ

Describe a problem you are facing and analyze its different dimensions (financial, emotional, etc.).

Write about a book or movie that added a new dimension to your way of thinking.

Reflect on the 'human dimension' of a recent news story.

If you were an architect, what dimensions would you prioritize in a public park?

How has your life taken on a new dimension in the last year?

よくある質問

10 問

It is primarily a noun, but it can be used as an attributive noun (like an adjective) in phrases like 'dimension stone.' The adjective form is 'dimensional.'

It is better to say 'What are the dimensions?' because a table has multiple measurements (length, width, height).

It means the person is boring or lacks a complex personality; they only have one 'side' to them.

In physics, specifically in the theory of relativity, time is considered the fourth dimension.

'Dimension' often implies a certain scale or a fundamental layer, while 'aspect' is a more general term for any part or side of something.

It is wood that has been cut to standardized sizes for construction.

You could say, 'We need to look at the economic dimension of the housing problem.'

It means that something has changed so much that it feels like a completely different or much more complex situation.

Yes, it is used in science and data analysis to describe the number of dimensions in a system or dataset.

In science fiction, yes, but in science and standard English, it refers to a coordinate or an aspect.

自分をテスト 200 問

writing

Describe the dimensions of your favorite room in your house.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Explain how the internet has added a new dimension to your education.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Discuss the ethical dimensions of using artificial intelligence in schools.

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
writing

Compare a 'one-dimensional' character with a 'three-dimensional' character from a book you've read.

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正解! おしい! 正解:
writing

Write a short story about a character who accidentally travels to another dimension.

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正解! おしい! 正解:
writing

What are the dimensions of a standard piece of A4 paper? Why is it important to have standard dimensions?

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正解! おしい! 正解:
writing

Analyze the 'social dimension' of a recent global event.

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正解! おしい! 正解:
writing

How does adding a new dimension to a project change its management?

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正解! おしい! 正解:
writing

Describe a time when a situation took on a 'whole new dimension' for you.

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正解! おしい! 正解:
writing

Explain the concept of the 'fourth dimension' to a child.

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正解! おしい! 正解:
writing

What are the physical dimensions of a smartphone? How have they changed over time?

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正解! おしい! 正解:
writing

Discuss the 'international dimension' of your favorite sport.

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正解! おしい! 正解:
writing

Write a formal request for the dimensions of a piece of land you wish to buy.

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正解! おしい! 正解:
writing

How do architects use dimensions to create a sense of space?

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正解! おしい! 正解:
writing

Describe the 'emotional dimension' of a song that you love.

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正解! おしい! 正解:
writing

What are the dimensions of a typical football field? Does it vary?

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正解! おしい! 正解:
writing

Reflect on the 'spiritual dimension' of nature.

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正解! おしい! 正解:
writing

Why is 'dimensionality reduction' important in big data?

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正解! おしい! 正解:
writing

Discuss the 'historical dimension' of your hometown.

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正解! おしい! 正解:
writing

How can a 'one-dimensional' approach to a problem be harmful?

Well written! Good try! Check the sample answer below.

正解! おしい! 正解:
speaking

Tell a partner about the dimensions of your current home.

Read this aloud:

正解! おしい! 正解:
speaking

Discuss with a group how technology has added a new dimension to your social life.

Read this aloud:

正解! おしい! 正解:
speaking

Give a short presentation on the 'ethical dimensions' of a topic of your choice.

Read this aloud:

正解! おしい! 正解:
speaking

Explain the difference between 2D and 3D to a beginner learner.

Read this aloud:

正解! おしい! 正解:
speaking

Debate the 'political dimension' of climate change policies.

Read this aloud:

正解! おしい! 正解:
speaking

Describe a 'three-dimensional' person you know and why they are complex.

Read this aloud:

正解! おしい! 正解:
speaking

Roleplay: You are a customer asking a shop assistant for the dimensions of a sofa.

Read this aloud:

正解! おしい! 正解:
speaking

Talk about a movie that took on a 'new dimension' for you after you watched it a second time.

Read this aloud:

正解! おしい! 正解:
speaking

Discuss the 'human dimension' of the global migration crisis.

Read this aloud:

正解! おしい! 正解:
speaking

Explain how the dimensions of a city affect the people who live there.

Read this aloud:

正解! おしい! 正解:
speaking

Describe the 'spiritual dimension' of a holiday or tradition in your culture.

Read this aloud:

正解! おしい! 正解:
speaking

Talk about the 'dimensions of success' beyond just making money.

Read this aloud:

正解! おしい! 正解:
speaking

Explain the concept of 'parallel dimensions' as seen in science fiction.

Read this aloud:

正解! おしい! 正解:
speaking

Discuss the 'economic dimension' of the tourism industry in your country.

Read this aloud:

正解! おしい! 正解:
speaking

Describe the dimensions of a famous landmark (e.g., the Eiffel Tower).

Read this aloud:

正解! おしい! 正解:
speaking

Talk about a time you felt like you were 'in another dimension.'

Read this aloud:

正解! おしい! 正解:
speaking

Explain why 'one-dimensional' characters make for bad storytelling.

Read this aloud:

正解! おしい! 正解:
speaking

Discuss the 'historical dimension' of a current conflict.

Read this aloud:

正解! おしい! 正解:
speaking

Roleplay: You are an architect presenting the dimensions of a new building to a client.

Read this aloud:

正解! おしい! 正解:
speaking

Talk about the 'dimensions of your personality' that you want to improve.

Read this aloud:

正解! おしい! 正解:
listening

Listen to a weather report and note any 'dimensions' mentioned (e.g., the extent of a storm).

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a DIY tutorial and write down the dimensions of the materials needed.

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a podcast about space and identify how the speaker uses the word 'dimension.'

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a news story about a new law and identify the 'social dimension' discussed.

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to an interview with an artist and note how they describe the 'dimensions' of their work.

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a lecture on geometry and identify the definitions of 1D, 2D, and 3D.

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a business meeting and identify the 'international dimension' of the strategy.

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a movie trailer and identify if it mentions 'other dimensions.'

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a description of a crime scene and note the dimensions of the area.

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a talk on 'multidimensional' health and list the dimensions mentioned (physical, mental, etc.).

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a travel guide describing a cathedral and write down its dimensions.

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a debate on AI and identify the 'ethical dimension' mentioned by the speakers.

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a person describing their 'one-dimensional' ex-partner and explain what they mean.

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a scientific explanation of time as a dimension.

正解! おしい! 正解:
正解! おしい! 正解:
listening

Listen to a commercial for a 3D TV and identify the benefits mentioned.

正解! おしい! 正解:
正解! おしい! 正解:

/ 200 correct

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