urticaria

American  

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

noun

Pathology.

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

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urticaria British  

/ ˌɜːtɪˈkɛərɪə /

noun

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

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urticaria Scientific  

/ ûr′tĭ-kâr′ē-ə /

1. See hives

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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

See Examples For:

urticaria

Amber did some research herself and when she came across cold urticaria, she was referred to a dermatologist.

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

Solar urticaria, he explained, is a rare disorder and not well understood.

From New York Times ● Jul. 6, 2023

Dr. Mansi Kanuga, an allergy specialist at the Mayo Clinic, says there are a "variety of theories" about the cause of cholinergic and solar urticaria, but "the specific underlying mechanism is not well understood".

From BBC ● Dec. 6, 2021

In a case of acute widely distributed urticaria, A. Lazarus found the eosinophils increased to 60% of the leucocytes, a number which after the course of a few days again sank to normal.

From Histology of the Blood Normal and Pathological by W. Myers