Longman Dictionary of Contemporary English homepage

Date: 1300-1400
Language: Latin
Origin: ulcus

ulcer

 noun
     
Related topics: Illness and Disability
ul‧cer [countable]
MI a sore area on your skin or inside your body that may bleed or produce poisonous substances:
stomach ulcers
—ulcerous adjective
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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