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