ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun | 1. | aphthous ulcer - a blister on the mucous membranes of the lips or mouth or gastrointestinal tractulceration - a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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