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cold sore Line breaks: cold sore

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:
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