Index of English words, starting with "ir"

(1) - Irriguous (a.) Gently penetrating or pervading.
(2) - Irriguous (a.) Watered; watery; moist; dewy.

(1) - Irritability (n.) A condition of morbid excitability of an organ or part of the body; undue susceptibility to the influence of stimuli. See Irritation, n., 3.
(2) - Irritability (n.) A natural susceptibility, characteristic of all living organisms, tissues, and cells, to the influence of certain stimuli, response being manifested in a variety of ways, -- as that quality in plants by which they exhibit motion under suitable stimulation; esp., the property which living muscle processes, of responding either to a direct stimulus of its substance, or to the stimulating influence of its nerve fibers, the response being indicated by a change of form, or contraction; contractility.
(3) - Irritability (n.) The state or quality of being irritable; quick excitability; petulance; fretfulness; as, irritability of temper.

(1) - Irritable (a.) Susceptible of irritation; unduly sensitive to irritants or stimuli. See Irritation, n., 3.
(2) - Irritable (a.) Endowed with irritability; susceptible of irritation; capable of being excited to action by the application of certain stimuli.
(3) - Irritable (a.) Very susceptible of anger or passion; easily inflamed or exasperated; as, an irritable temper.
(4) - Irritable (a.) Capable of being irriated.

(1) - Irritableness (n.) Irritability.