fever blister

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English[edit]

Etymology[edit]

Compound of fever +‎ blister,[1] likely for an association with fever or other illness.

Noun[edit]

fever blister (plural fever blisters)

  1. A cold sore, an outbreak of vesicles caused by herpes simplex viral infection, especially when recurring during another illness that causes fever.

References[edit]

  1. ^ fever, n.”, in OED Online Paid subscription required, Oxford, Oxfordshire: Oxford University Press, March, 2019.