C2 adjective フォーマル

arbitrarily

/ˌɑːrbɪˈtrɛrəli/

To act in a way that is based on random choice or personal whim rather than any reason or system. It often implies a decision-making process that is perceived as unfair or lacking logical justification.

例文

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1

She arbitrarily chose a book from the shelf without looking at the titles.

She picked a book at random from the shelf without checking the titles first.

2

The judge was criticized for arbitrarily imposing sentences that did not align with the legal guidelines.

The judge faced criticism for handing out punishments based on personal whim rather than law.

3

You can't just arbitrarily decide that I'm wrong without hearing my side of the story.

You should not make a random decision that I am incorrect without listening to me.

語族

名詞
arbitrariness
Verb
arbitrate
副詞
arbitrarily
形容詞
arbitrary
関連
arbiter
💡

覚え方のコツ

Think of an 'Arbiter' (a judge) who decides 'I'll be' (arbi) picking things from a 'tray' (trarily) just because he feels like it, not because of the rules.

クイックテスト

The rules were ______ applied, meaning some people were punished while others were ignored for the same offense.

正解!

正解は: arbitrarily

例文

1

She arbitrarily chose a book from the shelf without looking at the titles.

everyday

She picked a book at random from the shelf without checking the titles first.

2

The judge was criticized for arbitrarily imposing sentences that did not align with the legal guidelines.

formal

The judge faced criticism for handing out punishments based on personal whim rather than law.

3

You can't just arbitrarily decide that I'm wrong without hearing my side of the story.

informal

You should not make a random decision that I am incorrect without listening to me.

4

The participants were arbitrarily assigned to either the control group or the experimental group.

academic

The subjects were placed into groups using a random method rather than a specific system.

5

The project deadline was arbitrarily moved forward by two weeks, causing significant stress for the team.

business

Management changed the deadline to an earlier date without a clear reason or consultation.

語族

名詞
arbitrariness
Verb
arbitrate
副詞
arbitrarily
形容詞
arbitrary
関連
arbiter

よく使う組み合わせ

arbitrarily chosen selected at random without a specific reason
arbitrarily assigned given a role or task without a systematic process
arbitrarily decided concluded based on personal whim
arbitrarily imposed forced upon someone without justification
arbitrarily determined established by chance rather than by rules

よく使うフレーズ

acting arbitrarily

behaving in a way that ignores rules or logic

distributed arbitrarily

shared out in a random or unfair fashion

selected arbitrarily

picked without any particular plan or pattern

よく混同される語

arbitrarily vs randomly

Randomly suggests a lack of pattern (often statistical), while arbitrarily implies a human choice made without reason or fairness.

📝

使い方のコツ

This word is most frequently used in formal or academic contexts to describe decisions that seem unfair or lack a clear methodology. It often carries a negative connotation when describing the actions of authority figures.

⚠️

よくある間違い

Learners often use 'arbitrarily' when they simply mean 'quickly' or 'suddenly'. It must specifically involve a lack of systematic reasoning.

💡

覚え方のコツ

Think of an 'Arbiter' (a judge) who decides 'I'll be' (arbi) picking things from a 'tray' (trarily) just because he feels like it, not because of the rules.

📖

語源

From the Latin 'arbitrarius' meaning 'uncertain' or 'depending on the will of another', derived from 'arbiter' meaning 'judge' or 'witness'.

文法パターン

Used as an adverb to modify verbs (e.g., 'decided arbitrarily'). Commonly precedes past participles acting as adjectives (e.g., 'an arbitrarily selected sample').
🌍

文化的な背景

In Western legal and political discourse, 'arbitrary' power is often contrasted with the 'rule of law', representing the difference between tyranny and justice.

クイックテスト

The rules were ______ applied, meaning some people were punished while others were ignored for the same offense.

正解!

正解は: arbitrarily

関連単語

bluster

C1

Bluster refers to loud, aggressive, or indignant talk that carries little sting or power and is often intended to intimidate. It suggests a noisy way of speaking that lacks substance or the actual ability to carry out threats.

bogus

C1

Describes something that is not genuine, counterfeit, or intentionally fraudulent. It is often used in academic and legal contexts to refer to claims, documents, or entities that have been fabricated to deceive others.

boisterous

C1

Describes someone or something that is noisy, energetic, and cheerful, often in a way that is slightly out of control. It is frequently used for groups of people, activities, or natural forces like wind and waves.

bombard

C1

To attack or subject someone or something to a continuous flow of objects, questions, or information. In academic and scientific contexts, it specifically refers to directing a stream of particles or radiation at a substance to induce a reaction.

bombastic

C1

Describing speech, writing, or behavior that is high-sounding and inflated but with little actual meaning or substance. It is typically used to criticize someone for being pretentious and trying to sound more important or knowledgeable than they truly are.

bondage

C1

Bondage refers to the state of being under the control of another person or system, characterized by a lack of freedom or involuntary servitude. In an academic context, it encompasses legal, social, and economic structures, such as slavery or debt peonage, that restrict an individual's autonomy.

boon

C1

A boon is a timely benefit or blessing that is extremely helpful in a particular situation. It refers to something that makes life easier or provides a significant advantage when most needed.

boorish

C1

Describes behavior that is rough, unrefined, and ill-mannered, typically lacking sensitivity or social grace. It suggests a lack of education or cultural sophistication in social interactions.

bootstrap

C1

To start or develop a process or business using minimal external resources, often relying on existing internal assets or self-funding. In computing and statistics, it refers to a self-starting process that executes without external input or a technique for estimation through resampling.

bounty

C1

A bounty is a generous gift or a reward offered for a specific task, such as the capture of a criminal. It also frequently refers to an abundance or plentiful supply of something, particularly food or natural resources.

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