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cold sore

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noun
a vesicular eruption on the face, usually on or near the mouth, often accompanying a cold or a febrile condition; herpes simplex.
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Also called fever blister.

Origin of cold sore

First recorded in1905–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use cold sore in a sentence

British Dictionary definitions for cold sore

cold sore

noun
a cluster of blisters at the margin of the lips that sometimes accompanies the common cold, caused by a viral infectionTechnical name: herpes labialis
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
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