1. Watered; watery; moist; dewy. [Obs.]
The flowery lap
Of some irriguous valley spreads her store.
Milton. 2. Gently penetrating or pervading. [Obs.] J. Philips.
Irrisible
(Ir*ris"i*ble) a. [Pref. ir- not + risible. See Irrision.] Not risible. [R.]
Irrision
(Ir*ri"sion) n. [L. irrisio, fr. irridere, irrisum, to laugh at; pref. ir- in + ridere to laugh: cf. F.
irrision.] The act of laughing at another; derision.
This being spoken scepticè, or by way of irrision.
Chapman. Irritability
(Ir`ri*ta*bil"i*ty) n. [L. irritabilitas: cf. F. irritabilité.]
1. The state or quality of being irritable; quick excitability; petulance; fretfulness; as, irritability of temper.
2. (Physiol.) 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 possesses, 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. (Med.) A condition of morbid excitability of an organ or part of the body; undue susceptibility to the
influence of stimuli. See Irritation, n., 3.
