Acrimonious
Pronunciation : Ac"ri*mo"ni*ous
Part of Speech : a.
Etymology : [Cf. LL. acrimonious, F. acrimonieux.]
Definition : 1. Acrid; corrosive; as, acrimonious gall. [Archaic] Harvey.
2. Caustic; bitter-tempered' sarcastic; as, acrimonious dispute, language, temper.
Source : Webster's Unabridged Dictionary, 1913