irritable
AdjectiveWordNet 3.0
Webster's Dictionary (GCIDE)
1.Capable of being irritated. [1913 Webster]
2.Very susceptible of anger or passion; easily inflamed or exasperated; as, an irritable temper. [1913 Webster]
Vicious, old, and irritable.— Tennyson.[1913 Webster]
3.(Physiol.) Endowed with irritability; susceptible of irritation; capable of being excited to action by the application of certain stimuli. [1913 Webster]
4.(Med.) Susceptible of irritation; unduly sensitive to irritants or stimuli. See Irritation, n., 3.
Syn: Excitable; irascible; touchy; fretful; peevish. [1913 Webster]