Meaning of tautology
Pronunciation: (tô-tol'u-jē), [key]
— pl. -gies.
- needless repetition of an idea, esp. in words other than those of the immediate context, without imparting additional force or clearness, as in “widow woman.”
- an instance of such repetition.
- a compound propositional form all of whose instances are true, as “A or not A.”
- an instance of such a form, as “This candidate will win or will not win.”
- tautology (Thesaurus)