n. pl. can•cra (-krə)
A gangrenous, ulcerative, inflammatory lesion.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for cancrum
Historical Examples of cancrum
It is there described under the erroneous title of cancrum oris.
Cancrum is an odd grammatical blunder; being, in reality, nothing but the accusative of Cancer, put instead of the nominative.