- The definition of an irritation is something that causes annoyance or discomfort, or a feeling of annoyance.
- A constantly dripping faucet is an example of an irritation.
- A rash on your skin from a product you are allergic to is an example of an irritation.
- When you feel annoyed because of someone constantly asking stupid questions, this is an example of when you feel irritation.
A woman finds her husbands snoring an irritation.
- the act or process of irritating
- the fact or condition of being irritated
- something that irritates
- Med. an excessive response to stimulation in an organ or part, specif. a condition of soreness or inflammation
Origin of irritationClassical Latin irritatio
- a. The act of irritating: the prankster's irritation of the others in the dorm.b. The condition of being irritated; vexation: honked the horn with irritation at the delay.
- A source of irritation: Their constant talking is an irritation to people who are reading.
- An inflammatory reaction of a bodily part.
- Physiology The elicitation of a response to a stimulus in a plant or animal organ or tissue, especially in a nerve or muscle.
- 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.
- 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.
- 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.
From Middle French irritation, from Latin irritatio, from irritare (“to excite”)