Irritability - Definition

n 1: an irritable petulant feeling [syn: irritability,
crossness, fretfulness, fussiness, peevishness,
petulance, choler]
2: excessive sensitivity of an organ or body part [syn:
excitability, irritability]
3: a disposition to exhibit uncontrolled anger; "his temper was
well known to all his employees" [syn: temper,
biliousness, irritability, peevishness, pettishness,
snappishness, surliness]