Meaning Of Irritable

a.

Capable of being irriated.

a.

Very susceptible of anger or passion; easily inflamed or exasperated; as, an irritable temper.

a.

Endowed with irritability; susceptible of irritation; capable of being excited to action by the application of certain stimuli.

a.

Susceptible of irritation; unduly sensitive to irritants or stimuli. See Irritation, n., 3.