the GNU version of the Collaborative International Dictionary of English
n. An undoubted or self-evident truth; a statement which is pliantly true; a proposition needing no proof or argument; -- opposed to falsism.
The Century Dictionary and Cyclopedia
n. An undoubted or self-evident truth.
n.Synonyms Aphorism, Axiom, Maxim, etc. See aphorism.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. an obvious truth
Word Usage
"Unfortunately, it has come to a point that a good test of a political "truism" is that, if a partisan Republican running for or holding office proclaims it, it is probably not true."