irritability

ir·ri·ta·bil·i·ty

noun \ˌir-ət-ə-ˈbil-ət-ē\

plural ir·ri·ta·bil·i·ties

Definition of IRRITABILITY

1

: the property of protoplasm and of living organisms that permits them to react to stimuli

2

a : quick excitability to annoyance, impatience, or anger b : abnormal or excessive excitability of an organ or part of the body (as the stomach or bladder)