tautology
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English
[edit]Etymology
[edit]From Late Latin tautologia, from Ancient Greek ταὐτολογία (tautología) from ταὐτός (tautós, “the same”) + λόγος (lógos, “explanation”), analyzed as tauto- + -logy.
Pronunciation
[edit]- (UK) IPA(key): /tɔˈtɒl.ə.d͡ʒi/
Audio (Southern England): (file) - (General American) IPA(key): /tɔˈtɑl.ə.d͡ʒi/
- Rhymes: -ɒlədʒi
Noun
[edit]tautology (countable and uncountable, plural tautologies)
- (uncountable) Redundant use of words, a pleonasm, an unnecessary and tedious repetition.
- It is tautology to say, "Forward Planning".
- (countable) An expression that features tautology.
- The expression "raze to the ground" is a tautology, since the word "raze" includes the notion "to the ground".
- 1946, Bertrand Russell, History of Western Philosophy:
- Pure mathematics consists of tautologies, analogous to ‘men are men’, but usually more complicated.
- (countable, logic, propositional logic) A statement that is true for all truth values of its propositional variables.
- (countable, logic, first-order logic) A statement that is true for all truth values of its Boolean atoms.
Antonyms
[edit]- (antonym(s) of “linguistics: expression”): contradiction in terms
- (antonym(s) of “in logic”): contradiction
- (antonym(s) of “literary”): oxymoron
Coordinate terms
[edit]- (in logic): contingency, contradiction
Derived terms
[edit]terms derived from tautology (noun)
Translations
[edit]uncountable: redundant use of words
|
expression that features tautology
|
in logic
|
See also
[edit]- pleonasm
- redundancy
- Tautology on Wikipedia.Wikipedia
Categories:
- English terms derived from Late Latin
- English terms derived from Ancient Greek
- English terms suffixed with -logy
- English 4-syllable words
- English terms with IPA pronunciation
- English terms with audio pronunciation
- Rhymes:English/ɒlədʒi
- Rhymes:English/ɒlədʒi/4 syllables
- English lemmas
- English nouns
- English uncountable nouns
- English countable nouns
- English terms with usage examples
- English terms with quotations
- en:Logic
- English terms suffixed with -ology
- en:Epistemology
- en:Figures of speech
- en:Rhetoric