- (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.
- (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; especially, 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.
- (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.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). irritation. Retrieved September 23, 2026, from http://smartdefine.org/irritation/definitions/2023852 |
| Chicago | Webster's. 2011. "irritation" http://smartdefine.org/irritation/definitions/2023852 (accessed September 23, 2026). |
| Harvard | Webster's 2011, irritation, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/irritation/definitions/2023852>. |
| MLA | Webster's. "irritation" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/irritation/definitions/2023852> |