irritation

noun

ir·​ri·​ta·​tion ˌir-ə-ˈtā-shən How to pronounce irritation (audio)
1
a
: 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

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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Moreover, over 70% of participants experienced mild skin irritation from the vinegar. Amy Brownstein, Ms, Rdn, Verywell Health, 25 Apr. 2025 These shifts can have a significant impact on the skin barrier, often leading to irritation, dryness, or breakouts. Cierra Black, Essence, 23 Apr. 2025 While newer formulations tend to avoid these ingredients, some still include actives that can be harsh, especially on sensitive areas like the underarms, where skin is thinner and prone to irritation or darkening. Tiana Randall, Forbes.com, 22 Apr. 2025 Plus, this formula is fragrance-free to minimize the risk of irritation and is approved by both the National Rosacea Society and the National Eczema Association. Rebecca Shinners, Glamour, 22 Apr. 2025 See All Example Sentences for irritation

Word History

First Known Use

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

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

Browse Nearby Words

Cite this Entry

“Irritation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/irritation. Accessed 30 Apr. 2025.

Kids Definition

irritation

noun
ir·​ri·​ta·​tion ˌir-ə-ˈtā-shən How to pronounce irritation (audio)
1
: the act of irritating : the state of being irritated
2

Medical Definition

irritation

noun
ir·​ri·​ta·​tion ˌir-ə-ˈtā-shən How to pronounce irritation (audio)
1
a
: 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

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