TRUISM

Source: 566, 567

truism. Truism, n. a most undoubted truth, certainty, fact

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Tru″ism (?), n. [[From True.]] An undoubted or self-evident truth; a statement which is pliantly true; a proposition needing no proof or argument; — opposed to falsism. Trifling truisms clothed in great, swelling words. J. P. Smith.