Definition of cold sore in English:

cold sore

Syllabification: cold sore

noun

An inflamed blister in or near the mouth, caused by infection with the herpes simplex virus.
More example sentences
  • If it had been herpes simplex (the cold sore virus), the blisters would have been uniform in size.
  • They think that it might be possible to use a version of the cold sore virus herpes simplex to treat a particularly nasty form of brain cancer called glioma.
  • Herpes simplex infections commonly cause either cold sores around the mouth or blisters in the genital area (also known as genital herpes).

Definition of cold sore in:

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Word of the day antebellum
Pronunciation: ˌantēˈbeləm
adjective
occurring or existing before a particular war…