urticaria

American

[ur-ti-kair-ee-uh] / ˌɜr tɪˈkɛər i ə /

noun

Pathology.

a transient condition of the skin, usually caused by an allergic reaction, characterized by pale or reddened irregular, elevated patches and severe itching; hives.

urticaria British

/ ˌɜːtɪˈkɛərɪə /

noun

Nontechnical names: hives, nettle rash. a skin condition characterized by the formation of itchy red or whitish raised patches, usually caused by an allergy

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

urticaria Scientific

/ ûr′tĭ-kâr′ē-ə /

See hives

Other Word Forms

urticarial

adjective

Etymology

Origin of urticaria

1765–75; < New Latin, equivalent to Latin urtīc ( a ) nettle + -āria, feminine of -ārius -ary

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

urticaria

Cold urticaria can be triggered by swimming or other water activities, as well as touching or eating cold foods and drinks, according to Anaphylaxis UK.

From BBC ● Jan. 19, 2026

In the realm of additives, substances like tartrazine and sodium benzoate emerge as potential instigators of urticaria and asthma.

From Salon ● Jan. 8, 2024

The patient had developed an allergy to sunshine — a condition known as solar urticaria.

From New York Times ● Jul. 6, 2023

Cholinergic and solar urticaria is often managed by minimising exposures to triggers such as hot baths and direct sunlight.

From BBC ● Dec. 6, 2021

The juice is also given internally for urticaria.

From The Medicinal Plants of the Philippines by Jerome Beers Thomas

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023