B1 noun ニュートラル

理論

/ɾiɾoɴ/

A supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.

例文

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1

経済学の理論を実際のビジネスに応用する。

Apply economic theories to actual business.

2

彼の話は理論的には正しいが、実行は難しい。

His story is theoretically correct, but execution is difficult.

3

新しい学習理論に基づいた教材を作る。

Create teaching materials based on a new learning theory.

語族

名詞
理論
副詞
理論的に
形容詞
理論的な
💡

覚え方のコツ

Ri (reason) + Ron (argument) = A reasoned argument/system.

クイックテスト

この研究は、ダーウィンの進化（　）に基づいている。

正解！

正解は： 理論

例文

1

経済学の理論を実際のビジネスに応用する。

academic

Apply economic theories to actual business.

2

彼の話は理論的には正しいが、実行は難しい。

formal

His story is theoretically correct, but execution is difficult.

3

新しい学習理論に基づいた教材を作る。

business

Create teaching materials based on a new learning theory.

4

理論ばかりで実践が伴っていない。

everyday

It's all theory and no practice.

5

その理論、ちょっと難しすぎない？

informal

Isn't that theory a bit too difficult?

語族

名詞
理論
副詞
理論的に
形容詞
理論的な

よく使う組み合わせ

理論を立てる to form a theory
理論的背景 theoretical background
理論武装 theoretical arming (preparing logic)
〜の理論 theory of...
理論上は in theory

よく使うフレーズ

理論を構築する

to construct a theory

机上の理論

desk theory (armchair theory)

理論を裏付ける

to support a theory

よく混同される語

理論 vs 論理

Riron is a specific academic theory; Ronri is the concept of logic or reasoning.

📝

使い方のコツ

Essential for discussing academic concepts and scientific frameworks.

⚠️

よくある間違い

Don't confuse with 'ronri' (logic). Use 'riron' for a set of rules or an academic 'Theory'.

💡

覚え方のコツ

Ri (reason) + Ron (argument) = A reasoned argument/system.

📖

語源

Sino-Japanese: 'ri' (reason/principle) + 'ron' (argument).

文法パターン

理論的には〜 〜という理論

クイックテスト

この研究は、ダーウィンの進化（　）に基づいている。

正解！

正解は： 理論

関連語彙

証明

The act of showing or proving that something is true, valid,...

 科学

Science refers to the systematic study of the natural world...

 研究

Research or study involving a systematic and deep investigat...

 論理

The system of principles or reasoning used to build an argum...

 仮説

仮説とは、ある現象を説明するために、真偽はともかくとして、と...

 仮説

A hypothesis or a tentative explanation made as a starting p...

academicの関連語

実際

B1

Reality or the actual state of things, as opposed to theory or imagination.

反論

B1

An argument or set of reasons put forward to oppose an idea or theory developed by another person.

必然的

B1

Describes something that is unavoidable, certain to happen, or logically necessary as a result of certain conditions.

乖離

B2

A state of being widely separated or divergent; a gap between two things that should be related.

充足

B2

The state of being sufficient or satisfying a requirement. It is often used in formal contexts regarding criteria, human resources, or needs.

阻害

B2

The act of hindering, obstructing, or preventing progress, development, or a biological process.

提唱

B2

To propose or advocate for a new theory, principle, doctrine, or idea. It is typically used when an expert or leader introduces a significant concept to the public or academic community.

特有

B2

Characteristic of or belonging uniquely to a particular person, place, or thing. Used to describe unique traits or cultural features.

密集

B2

A state where things or people are gathered together very closely in a small area; density/concentration.

過疎

B2

The state of a region where the population has significantly decreased, leading to difficulties in maintaining social functions and services.

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