as in headache
something that is a source of irritation
the whining child was a constant irritant to his long-suffering parents
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of irritant
It's usually caused by long-term exposure to environmental irritants such as cigarette smoke, chemicals, allergens, air pollution and dust, explains Dr. Kunal Bakshi, a primary care physician at Rush University Medical Center in Chicago.
—
Daryl Austin, USA TODAY, 12 Mar. 2025
Environmental factors: Exposure to irritants such as cigarette smoke, air pollution, or chemical fumes can increase your risk.
—Lindsay Curtis, Health, 5 Mar. 2025
While there is no specific cause for perioral dermatitis, it is often linked with irritants such as skin care products and toothpaste.10
How to Care for Acne-Prone Skin
Caring for acne-prone skin can be a challenge.
—Anna Giorgi, Verywell Health, 27 Feb. 2025
Higher asthma rates have been observed in people who clean professionally and even in ordinary people exposed to these irritants as infrequently as once per week.
—Matt Fuchs, TIME, 21 Feb. 2025
See All Example Sentences for irritant
Daryl Austin, USA TODAY, 12 Mar. 2025
Environmental factors: Exposure to irritants such as cigarette smoke, air pollution, or chemical fumes can increase your risk.
—Lindsay Curtis, Health, 5 Mar. 2025
While there is no specific cause for perioral dermatitis, it is often linked with irritants such as skin care products and toothpaste.10
How to Care for Acne-Prone Skin
Caring for acne-prone skin can be a challenge.
—Anna Giorgi, Verywell Health, 27 Feb. 2025
Higher asthma rates have been observed in people who clean professionally and even in ordinary people exposed to these irritants as infrequently as once per week.
—Matt Fuchs, TIME, 21 Feb. 2025
See All Example Sentences for irritant
Recent Examples of Synonyms for irritant
Noun
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Early signs of the disease include fatigue, fever and muscle aches, while half of all HPS patients also go through headaches, dizziness, chills and abdominal pain.—
Ingrid Vasquez,
People.com,
5 Apr. 2025
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Symptoms include depression, disinterest in the job, listlessness, apathy, insomnia, stomach upset, headache and dizziness.—
Bryan Robinson,
Forbes.com,
3 Apr. 2025
Noun
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Several hundred additional complaints by public school districts across the US claim the platforms have created a public nuisance that’s undermining the educational system.—
Bloomberg,
Mercury News,
4 Apr. 2025
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At first, the un-washable Fisk murals are a nuisance to the new mayor, but there are ways to take advantage of the situation.—
Ben Rosenstock,
Vulture,
25 Mar. 2025
Noun
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Judges' grants of nationwide relief have been a thorn in the administration's side since Trump took office in January.—
Christina Gatti,
NPR,
4 Apr. 2025
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The human invaders as usual are a major threat to Pandora in an existential sense, plus former military guy/Na'vi villain Colonel Quaritch (Stephen Lang) is a constant thorn in their sides.—
Brian Truitt,
USA Today,
4 Apr. 2025
Noun
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Jeff: When meeting with reporters on Wednesday, Chastain indicated he was mystified and offended by Logano’s post-race comments expressing frustration with the Trackhouse Racing driver.—
Jeff Gluck,
New York Times,
5 Apr. 2025
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Several owners of food and drink establishments have spoken with The Star in recent months to share their frustrations about property crimes affecting businesses across Kansas City.—
Ilana Arougheti,
Kansas City Star,
4 Apr. 2025
Noun
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John replied with annoyance, and the conversation ultimately ended with McCartney abruptly hanging up on him.—
Kim Willis,
USA Today,
8 Apr. 2025
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There’s no hint of the speaker’s apparent annoyance in this delightful, whip-smart number.—
Hannah Edgar,
Chicago Tribune,
5 Apr. 2025
Cite this Entry
“Irritant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/irritant. Accessed 15 Apr. 2025.
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