ulcer - Wiktionary, the free dictionary (original) (raw)

From Wiktionary, the free dictionary

From Old French ulcere, from Latin ulcus. Doublet of ulcus.

ulcer (plural ulcers)

  1. (pathology) An open sore of the skin, eyes or mucous membrane, often caused by an initial abrasion and generally maintained by an inflammation and/or an infection.
  2. (pathology) Peptic ulcer.
  3. (figurative) Anything that festers and corrupts like an open sore; a vice in character.

open sore

anything that festers and corrupts like an open sore

Borrowed from French ulcère, from Latin ulcus.

ulcer n (plural ulcere)

  1. ulcer