noun, plural un·truths [uhn-trooth z, –trooths] /ʌnˈtruðz, -ˈtruθs/.
- the state or character of being untrue.
- want of veracity; divergence from truth.
- something untrue; a falsehood or lie.
- Archaic. unfaithfulness; disloyalty.
- the state or quality of being untrue
- a statement, fact, etc, that is not true
n.Old English untreowþ “unfaithfulness,” from un- (1) “not” + truth. Cf. Old Norse utrygð. Meaning “falsehood” is attested from mid-15c., as is that of “a lie.”