truism
gb/tɹˈuɪzəm/ us/tɹˈuɪzəm/
C1
英語
語義
0件の語義
名詞
C1
abstract
1
an obvious, unoriginal truth
a true statement that is so obvious it sounds boring or not helpful
用法パターン：
[a truism] / [a truism about something] / It is a truism that [clause]
よくある間違い：
A truism is usually criticized as too obvious; it is not just any true fact.
類義語
platitude (Emphasizes that it sounds dull or insincere because it is overused.)
|
cliché (Often used for overused phrases; a truism is specifically an over-obvious truth.)
|
commonplace (Stresses that it is widely known and not original.)
|
banality (Focuses on dullness rather than truth.)
対義語
insight (An insight is a fresh, helpful understanding, not an over-obvious remark.)
|
revelation (A revelation is surprising new information, unlike a truism.)
コロケーション
a simple truism
|an obvious truism
|a tired truism
|a well-worn truism
|a commonplace truism
|a political truism
|a truism about life
|full of truisms
|repeat a truism
|dismissed as a truism
テーマ
communication
|writing
|opinions
例文
- The speech was full of truisms about hard work and perseverance.
- Saying that money can’t buy happiness is a truism, but it still rings true for many people.
- Her advice sounded more like a truism than a practical suggestion.
学習者向け例文
- ‘Be yourself’ can sound like a truism.
- His comments were just truisms.
名詞
technical
C2
abstract
2
a statement always true in logic
in logic, a sentence that must be true in every case
用法パターン：
[a logical truism] / [a truism in logic] / [a truism of propositional logic]
よくある間違い：
Do not confuse this technical sense with the everyday sense meaning ‘a boring obvious truth.’
類義語
tautology (Often overlaps in logic, though some writers use 'tautology' more narrowly for statements true by form.)
|
logical truth (A more general technical term for a statement true in all models/interpretations.)
対義語
contradiction (A contradiction is false in every possible case.)
コロケーション
logical truism
|a truism in propositional logic
|a truism of predicate logic
|prove a truism
|a truism by definition
|a tautology and a truism
|truth-table truism
|logically true truism
テーマ
logic
|philosophy
|education
例文
- In propositional logic, ‘P or not P’ is a standard example of a truism.
- The lecturer distinguished empirical claims from truisms that are true by definition.
- Using a truth table, you can check whether the formula is a truism.
学習者向け例文
- In logic, some sentences are truisms.
- A truism is always true.
文法
辞書形
truism
IPA
GB/tɹˈuɪzəm/
US/tɹˈuɪzəm/
音節・強勢
tru - ism （2音節）
Stress on 1st syllable (tru)
活用形
Noun
- Base: truism
- Plural: truisms
表現
it is a truism that [clause]
1/ˈɪt ˈɪz ə tɹˈuɪzəm ðˈæt klˈɔz/
fixed phrase
introduce an obvious general truth
used to say something is obviously true (often not very useful)
例文
- It is a truism that good communication matters, but the team still struggled to coordinate.
- It is a truism that practice helps, yet many students avoid it.
- It is a truism that time is limited, so we need to prioritize.