tautology
nounNeedless repetition of the same sense in different words; redundancy.
nounAn instance of such repetition.
nounAn empty or vacuous statement composed of simpler statements in a fashion that makes it logically true whether the simpler statements are factually true or false; for example, the statement Either it will rain tomorrow or it will not rain tomorrow.
nounRepetition of the same word, or use of several words conveying the same idea, in the same immediate context. See
The repetition of the same thing in different words; the useless repetition of the same idea or meaning: as, “they did it successively one after the other”; “both simultaneously made their appearance at one and the same time.”
nounSynonyms Redundancy, etc. See
A repetition of the same meaning in different words; needless repetition of an idea in different words or phrases; a representation of anything as the cause, condition, or consequence of itself, as in the following lines: — The dawn is overcast, the morning lowers, And heavily in clouds brings on the day. Addison.
nounAn expression that features tautology.