mendacity Meaning, Definition & Usage

  1. noun the tendency to be untruthful

WordNet

Men*dac"i*ty noun
Etymology
L. mendacitas.
Wordforms
plural Mendacities
Definitions
  1. The quality or state of being mendacious; a habit of lying. Macaulay.
  2. A falsehood; a lie. Sir T. Browne. Syn. -- Lying; deceit; untruth; falsehood.

Webster 1913