cold sore
noun
: a group of fluid-filled blisters appearing about or within the mouth that are caused by a herpes simplex virus and upon rupturing form crusts
called also fever blister
compare canker soreExamples of cold sore in a Sentence
Recent Examples on the Web
People can transmit oral herpes without a visible cold sore.
—
Erica Sweeney, New York Times, 25 Feb. 2025
Previous studies have attributed persistent medical conditions astronauts on the ISS have reported, such as skin rashes, cold sores and some atypical allergies, to their altered immune systems.
—Sharmila Kuthunur, Space.com, 28 Feb. 2025
But some over-the-counter products can help reduce pain while cold sores heal.
—Erica Sweeney, New York Times, 25 Feb. 2025
This can create a vicious cycle of one cold sore healing while another forms.
—Lauryn Higgins, Flow Space, 20 Dec. 2024
See All Example Sentences for cold sore
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Erica Sweeney, New York Times, 25 Feb. 2025
Previous studies have attributed persistent medical conditions astronauts on the ISS have reported, such as skin rashes, cold sores and some atypical allergies, to their altered immune systems.
—Sharmila Kuthunur, Space.com, 28 Feb. 2025
But some over-the-counter products can help reduce pain while cold sores heal.
—Erica Sweeney, New York Times, 25 Feb. 2025
This can create a vicious cycle of one cold sore healing while another forms.
—Lauryn Higgins, Flow Space, 20 Dec. 2024
See All Example Sentences for cold sore
Cite this Entry
“Cold sore.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cold%20sore. Accessed 13 May. 2025.
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