ir·​ri·​ta·​tion | \ ˌir-ə-ˈtā-shən How to pronounce irritation (audio) \

Definition of irritation

1a : the state of being irritated
b : something that irritates
c : the act of irritating
2 : a condition of irritability, soreness, roughness, or inflammation of a bodily part

Synonyms for irritation


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Examples of irritation in a Sentence

Dad's general irritation at the incessant complaining coming from the back seat of the car.
Recent Examples on the Web The most common side effect of minoxidil is scalp irritation. Amanda Mull, The Atlantic, 12 Nov. 2021 Many women are embarrassed about bringing this up to their doctor, but treatment can improve a woman’s quality of life and eliminate skin irritation that sometimes comes with incontinence. Dr. Keith Roach, oregonlive, 12 Nov. 2021 The potent serum will give your skin a fresh glow, and includes Vitamin E, to help lessen fine lines and calm skin irritation, as well as Beta Hydroxy Acid to unclog pores and reduce redness. Marques Harper Deputy Features Editor, Los Angeles Times, 10 Nov. 2021 And because cannabinoids have nourishing/ soothing properties, CBD can also help in repairing the skin barrier (if the barrier is impaired, the result could be irritation, a full-on breakout, or an eczema flare-up). Lisa Desantis,, 8 Nov. 2021 If a customer uses a UV lamp over an extended period of time, that person may experience skin and eye irritation. Laken Brooks, Forbes, 12 Oct. 2021 Although touching the plant is likely to create some mild skin irritation, ingesting the plant can be fatal for humans and animals. Sarah Bowman, The Indianapolis Star, 3 Aug. 2021 Crohn’s disease causes irritation in your digestive system, usually in your small intestine and the beginning of your large intestine, according to the National Institute of Diabetes and Digestive Kidney Diseases (NIDDK). Korin Miller, SELF, 4 Nov. 2021 Johnston said that along with eye, ear and throat irritation, other reactions can include wheezing, asthmatic and allergic reactions and elevated blood pressure. Ian James, Los Angeles Times, 4 Nov. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'irritation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of irritation

15th century, in the meaning defined at sense 1c

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Time Traveler for irritation

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The first known use of irritation was in the 15th century

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Last Updated

19 Nov 2021

Cite this Entry

“Irritation.” Dictionary, Merriam-Webster, Accessed 27 Nov. 2021.

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More Definitions for irritation


ir·​ri·​ta·​tion | \ ˌir-ə-ˈtā-shən How to pronounce irritation (audio) \

Kids Definition of irritation

1 : the act of making annoyed or sore and sensitive : the state of being annoyed or sore and sensitive irritation of the skin


ir·​ri·​ta·​tion | \ ˌir-ə-ˈtā-shən How to pronounce irritation (audio) \

Medical Definition of irritation

1a : the act of irritating
b : something that irritates
c : the state of being irritated
2 : a condition of irritability, soreness, roughness, or inflammation of a bodily part

More from Merriam-Webster on irritation

Nglish: Translation of irritation for Spanish Speakers

Britannica English: Translation of irritation for Arabic Speakers


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