Cold-sore definition

A small blister occurring on the mouth, lips, or face and caused usually by herpes simplex virus type one.
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A sore, caused by a viral infection, consisting of little blisters that form in or around the mouth during a cold or fever; herpes simplex.
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A small blister occurring on the mouth, lips, or face and caused usually by herpes simplex virus type one.
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A small bump on the lips resulting from infection by the herpes virus.
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Other Word Forms

Noun

Singular:
cold-sore
Plural:
cold-sores

Cold-sore Sentence Examples

  • Or that if you have oral sex with someone with a cold sore you could get genital herpes?

  • We offer everything from protection from the sun and wind to moisturizers to cold sore remedies and even vegan options.

  • Children may be exposed through kissing, sharing food, or playing in close contact with others who have an active herpes infection, such as a cold sore.

  • Latent and active infection is understood by considering the cold sore cycle.

  • Infants are most likely to get a cold sore because someone with an active virus kisses them.

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