allergic

adjective

al·​ler·​gic ə-ˈlər-jik How to pronounce allergic (audio)
1
: of, relating to, affected with, or caused by allergy
2
: having an aversion
allergic to work

Examples of allergic in a Sentence

a lover of the outdoors who claims to be allergic to desk jobs
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.
Potential issues include the risk of the capsule getting stuck, allergic reactions to materials, or unforeseen interactions with other medical conditions. Kurt Knutsson, FOXNews.com, 18 July 2025 Since its inception, the compensation fund has paid about $4.8 billion in awards for harm from serious side effects, such as life-threatening allergic reactions and Guillain-Barré syndrome, an autoimmune condition that can cause paralysis. Patricia Callahan, CNN Money, 18 July 2025 Swimmer's itch is a skin rash caused by an allergic reaction to microscopic parasites that infect some birds and mammals, according to the Centers for Disease Control and Prevention. Jalen Williams, Freep.com, 18 July 2025 Cells throughout the body produce histamine during allergic reactions in blood vessels, airways, and nerves, and it’s also produced in the brain and plays a part in wakefulness. Cathy Nelson, Health, 16 July 2025 See All Example Sentences for allergic

Word History

Etymology

allergy + -ic entry 1, after German allergisch

Note: See note at allergy.

First Known Use

1908, in the meaning defined at sense 1

Time Traveler
The first known use of allergic was in 1908

Browse Nearby Words

Cite this Entry

“Allergic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/allergic. Accessed 23 Jul. 2025.

Kids Definition

allergic

adjective
al·​ler·​gic ə-ˈlər-jik How to pronounce allergic (audio)
1
: of, relating to, affected with, or caused by allergy
an allergic reaction
2
: having a dislike for something
allergic to hard work

Medical Definition

allergic

adjective
al·​ler·​gic ə-ˈlər-jik How to pronounce allergic (audio)
1
: of, relating to, or characterized by allergy
an allergic reaction
allergic diseases
2
: affected with allergy : subject to an allergic reaction
he is allergic to pollen
allergically
ə-ˈlər-ji-k(ə-)lē
adverb
The body reacts allergically, the skin reddening and breaking out in tiny blisters. Paul G. Donohue, The Springfield (Massachusetts) Union-News

More from Merriam-Webster on allergic

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