tautology

Other Definitions
tautology (enc)

Noun	1.	tautology - (logic) a statement that is necessarily true; "the statement `he is brave or he is not brave' is a tautology" logic - the branch of philosophy that analyzes inference true statement, truth - a true statement; "he told the truth"; "he thought of answering with the truth but he knew they wouldn't believe it"
	2.	tautology - useless repetition; "to say that something is `adequate enough' is a tautology" repetitiousness, repetitiveness - verboseness resulting from excessive repetitions

Word Browser