Last Updated
：2025/11/28
mouth ulcer
Noun
Japanese Meaning
口内炎（あふた性潰瘍）：口腔内にできる開放性の潰瘍。通常、口内に生じるが、稀に唇や口の周囲の粘膜または上皮に生じることもある。
（ plural ）
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An aphthous ulcer; an open sore in the mouth, or rarely a break in the mucous membrane or the epithelium on the lips or surrounding the mouth.
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mouth ulcer
He avoided spicy foods because the mouth ulcer on his inner cheek made eating painful.
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He avoided spicy foods because the mouth ulcer on his inner cheek made eating painful.
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