Mendacious
Pronunciation : Men*da"cious
Part of Speech : a.
Etymology : [L. mendax, -acis, lying, cf. mentiri to lie.]
Definition : 1. Given to deception or falsehood; lying; as, a mendacious person.
2. False; counterfeit; containing falsehood; as, a mendacious statement. -- Men*da"cious*ly, adv. -- Men*da"cious*ness, n.
Source : Webster's Unabridged Dictionary, 1913