canker sore
noun
an ulceration of a mucous membrane, especially of the mouth.
canker sores
-
pluralof canker sore.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
We have heard from other readers that vitamin B12 supplements can help prevent recurrent canker sores.
From Seattle Times β Dec. 6, 2023
And the lack of those nutrients develops canker sores.
From The New Yorker β Jul. 10, 2019
Haney’s son Harley develops a mysterious illness — stomach pains, canker sores, diarrhea — so bad he misses most of seventh grade.
From Washington Post β Jul. 20, 2018
“You get canker sores if you pee off a bridge.”
From The Guardian β Jun. 1, 2018
But I threw up something so harshly acidic it left me with canker sores on the inside of my mouth.
From "Hole in My Life" by Jack Gantos
