A bulging of the cornea or sclera due to inflammatory softening.
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 staphyloma
Historical Examples of staphyloma
The staphyloma with the needles inserted, the lids held asunder by a spring speculum.A Manual of the Operations of Surgery
In other cases the ulcerated cornea may yield to pressure from within, which causes it to bulge forwards (staphyloma).