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单词 ulcerate
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ul•cer•ate  (ul′sə rāt′),USA pronunciation v., -at•ed, -at•ing. 
v.i. 
  1. Pathologyto form an ulcer;
    become ulcerous:His skin ulcerated after exposure to radioactive material.

v.t. 
  1. Pathologyto cause an ulcer on or in:Continued worry ulcerated his stomach.
  • Latin ulcerātus (past participle of ulcerāre to make sore), equivalent. to ulcer- (see ulcer) + -ātus -ate1
  • late Middle English 1375–1425
ul′cer•a′tion, n. 

Collins Concise English Dictionary © HarperCollins Publishers::
ulcerate /ˈʌlsəˌreɪt/ vb
  1. to make or become ulcerous
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