Webster dictionary was developed by Noah Webster in the beginning of 19th century. On this website, you can find definition for ulcer from the 1913 edition of Webster's Revised Unabridged Dictionary. Define ulcer using one of the most comprehensive free online dictionaries on the web.
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ulcer
Part of Speech: noun
Results: 3
2. 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.
Part of Speech: verb transitive, intransitive