cold sore
Meanings
noun
- A small bump (namely a vesicle) on the lips resulting from infection by herpes simplex viruses (mostly HHV1 but also HHV2).
Pronunciation
Word forms
Etymology
Compound of cold + sore, probably for the tendency of the vesicles to recur along with other illness, or possibly during cold weather, though this explanation is less common. Compare synonym fever blister.
Synonyms
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