ul·cer /ˈʌlsɚ/
潰瘍,腐爛物
ul·cer /ˈəlsɚ/ 名詞
潰瘍
Ul·cer n.
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.
Ul·cer, v. t. To ulcerate. [R.]
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ulcer
n : a circumscribed inflammatory and often suppurating lesion on
the skin or an internal mucous surface resulting in
necrosis of tissue [syn: ulceration]