Share this entry
cold sore Syllabification: cold sore
Pronunciation: /ˈkōl(d) ˌsô(ə)r/

Definition of cold sore in English:


An inflamed blister in or near the mouth, caused by infection with the herpes simplex virus.
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:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove ads and access premium resources