Associations to the word «Tautology»

Wiktionary

TAUTOLOGY, noun. (uncountable) Redundant use of words.
TAUTOLOGY, noun. (countable) An expression that features tautology.
TAUTOLOGY, noun. (countable) (logic) A statement that is true for all values of its variables.

Dictionary definition

TAUTOLOGY, noun. (logic) a statement that is necessarily true; "the statement `he is brave or he is not brave' is a tautology".
TAUTOLOGY, noun. Useless repetition; "to say that something is `adequate enough' is a tautology".

Wise words

Every once in a while, you let a word or phrase out and you want to catch it and bring it back. You can't do that. It's gone, gone forever.
Dan Quayle