Irritability(n.) The state or quality of being irritable; quick excitability; petulance; fretfulness; as, irritability of temper.
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.
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.
Irritable(a.) Capable of being irriated.
Irritable(a.) Very susceptible of anger or passion; easily inflamed or exasperated; as, an irritable temper.
Irritable(a.) Endowed with irritability; susceptible of irritation; capable of being excited to action by the application of certain stimuli.
Irritable(a.) Susceptible of irritation; unduly sensitive to irritants or stimuli. See Irritation, n., 3.
Irritableness(n.) Irritability.
Irritably(adv.) In an irritable manner.
Irritancy(n.) The state or quality of being null and void; invalidity; forfeiture.
Irritancy(n.) The state o quality of being irritant or irritating.
Irritant(a.) Rendering null and void; conditionally invalidating.
Irritant(a.) Irritating; producing irritation or inflammation.
Irritant(n.) That which irritates or excites.
Irritant(n.) Any agent by which irritation is produced; as, a chemical irritant; a mechanical or electrical irritant.
Irritant(n.) A poison that produces inflammation.
Irritate(a.) Excited; heightened.
Irritate(n.) To make morbidly excitable, or oversensitive; to fret; as, the skin is irritated by friction; to irritate a wound by a coarse bandage.
Irritate(v. t.) To render null and void.
Irritate(v. t.) To increase the action or violence of; to heighten excitement in; to intensify; to stimulate.
Irritate(v. t.) To excite anger or displeasure in; to provoke; to tease; to exasperate; to annoy; to vex; as, the insolence of a tyrant irritates his subjects.
Irritate(v. t.) To produce irritation in; to stimulate; to cause to contract. See Irritation, n., 2.
Irritated(imp. & p. p.) of Irritate
Irritating(p. pr. & vb. n.) of Irritate
Irritation(n.) The act of irritating, or exciting, or the state of being irritated; excitement; stimulation, usually of an undue and uncomfortable kind; especially, excitement of anger or passion; provocation; annoyance; anger.
Irritation(n.) The act of exciting, or the condition of being excited to action, by stimulation; -- as, the condition of an organ of sense, when its nerve is affected by some external body; esp., the act of exciting muscle fibers to contraction, by artificial stimulation; as, the irritation of a motor nerve by electricity; also, the condition of a muscle and nerve, under such stimulation.
Irritation(n.) A condition of morbid excitability or oversensitiveness of an organ or part of the body; a state in which the application of ordinary stimuli produces pain or excessive or vitiated action.
Irritative(a.) Serving to excite or irritate; irritating; as, an irritative agent.
Irritative(a.) Accompanied with, or produced by, increased action or irritation; as, an irritative fever.
Words within irritants