Meaning of “cold sore” in the English Dictionary

american-english dictionary

"cold sore" in American English

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cold sorenoun [ C ]

/ˈkoʊld ˌsɔr, ˈsoʊr/

a painful, red swelling on the lips or nose which is caused by a viral infection

(Definition of “cold sore” from the Cambridge Academic Content Dictionary © Cambridge University Press)