ulcer has definitions from the fields of medicine,pathology
1
[ noun ] (medicine,pathology) a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue

Synonyms

ulceration

Used in print

(LeRoy Fothergill, "Biological Warfare", in Peter...)

In tularemia produced by aerosol exposure , one would not expect to find the classical ulcer of `` rabbit_fever '' on a finger .

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