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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Question 1 of 7
What does “Indigenous” mean?
Also called fever blister.
Origin of cold sore
First recorded in 1905–10
Words nearby cold sore
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for cold sore
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
Medical definitions for cold sore
A small blister occurring on the lips and face and caused by a herpes simplex virus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.