Link Centre Dictionary

tautology

tau·to·logy

UK/tɔˈtɒləd͡ʒi/ US/toːˈtɔləd͡ʒi/ uncommon

noun

1.

(logic) a statement that is necessarily true

  • “the statement”
  • “is a tautology”
2.

useless repetition

  • “to say that something is”
  • “is a tautology”

Origin

From Late Latin tautologia, from Ancient Greek ταὐτολογία (tautología) from ταὐτός (tautós, “the same”) + λόγος (lógos, “explanation”). By surface analysis, tauto- + -logy.

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Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.