tautology

名词 n.
中文释义
英 /tɔˈtɒləd͡ʒi/|/toːˈtɔləd͡ʒi/    美 /toːˈtɔləd͡ʒi/

英文释义

名词 n.
  1. Redundant use of words, a pleonasm, an unnecessary and tedious repetition. rhetoric,uncountable
    — It is tautology to say, "Forward Planning".
  2. An expression that features tautology. countable,rhetoric
    — The expression "raze to the ground" is a tautology, since the word "raze" includes the notion "to the ground".
  3. A statement that is true for all truth values of its propositional variables. countable
  4. A statement that is true for all truth values of its Boolean atoms. countable

词形变化

tautologies plural

词汇关系

反义词
contradiction in terms contradiction oxymoron
衍生词
tautism tautological tautologically tautologise tautologist tautologize tautologous tautologously
相关词
pleonasm redundancy
并列词
contingency contradiction

词源

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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