Thesaurus: ulcer

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1. n. A solution of continuity in any of the soft parts of the body, discharging purulent matter, found on a surface, especially one of the natural surfaces of the body, and originating generally in a constitutional disorder; a sore discharging pus. It is distinguished from an abscess, which has its beginning, at least, in the depth of the tissues.
2. n. Fig.: Anything that festers and corrupts like an open sore; a vice in character.
3. v. t. To ulcerate.
4. n. a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue
5. 1. (Med.) A solution of continuity in any of the soft parts of the body, discharging purulent matter, found on a surface, especially one of the natural surfaces of the body, and originating generally in a constitutional disorder; a sore discharging pus. It is distinguished from an abscess, which has its beginning, at least, in the depth of the tissues. 2. Fig.: Anything that festers and corrupts like an open sore; a vice in character. Cold ulcer (Med.), an ulcer on a finger or toe, due to deficient circulation and nutrition. In such cases the extremities are cold. To ulcerate. [R.] Fuller.
6. A solution of continuity in any of the soft parts of the body,discharging purulent matter, found on a surface, especially one ofthe natural surfaces of the body, and originating generally in aconstitutional disorder; a sore discharging pus. It is distinguishedfrom an abscess, which has its beginning, at least, in the depth ofthe tissues.
7. n:100 n. a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue