Etymology
Advertisement

untrue (adj.)

Old English untreowe "unfaithful" (of persons), from un- (1) "not" + true (adj.). Similar formation in Middle Dutch ongetrouwe, Middle Low German ungetruwe, Old High German ungitriuwi, Old Norse utryggr. Meaning "contrary to facts" is attested from c. 1300.

Advertisement
Advertisement
Definitions of untrue

untrue (adj.)
not according with the facts;
unfortunately the statement was simply untrue
untrue (adj.)
not true to an obligation or trust; "is untrue to his highest opportunity and duty"-Bruno Laske;
untrue (adj.)
not accurately fitted; not level;
off-level floors and untrue doors and windows
Synonyms: out of true
untrue (adj.)
(used especially of persons) not dependable in devotion or affection; unfaithful;
when lovers prove untrue
Synonyms: false
From wordnet.princeton.edu