n. [ Cf. F. irascibilité. ] The quality or state of being irascible; irritability of temper; irascibleness. [ 1913 Webster ]
a. [ L. irascibilis, fr. irasci to be angry, ira anger: cf. F. irascible. See Ire. ] Prone to anger; easily provoked or inflamed to anger; choleric; irritable;