irritation

noun

ir·​ri·​ta·​tion ˌir-ə-ˈtā-shən How to pronounce irritation (audio)
Synonyms of irritationnext
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.
Holtzman said there are risks involved with EMS, including skin irritation and discomfort. Diana Anos, CNN Money, 3 July 2026 Stacking a chemical peel, a retinoid, a new brow lamination kit and an exfoliating body wash in the same week is how irritation, breakouts and chemical burns happen. Lauren Jarvis-Gibson, Sacbee.com, 30 June 2026 Dealing with razor burn, ingrown hairs, and post-shave irritation? Sara Coughlin, Allure, 30 June 2026 While the vast majority are accidental and cause only mild irritation or localized pain, some species can deliver severe, life-threatening reactions. New Atlas, 30 June 2026 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 5 Jul. 2026.

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster