Home Help Word English Spanish French Russian German Italian Chinese (Trad.) Chinese (Simpl.) Portuguese Arabic Turkish Greek » Definition of " untruth " in English Spanish Dictionary Results untruth {ʌn'tru:ɵ} {N} mentira [F], cosa falsa [F], verdad: no verdad [F] untruthful {ʌn'tru:ɵfəl} {A} mentiroso, verdadero: no verdadero