pinguecula

[pĭng-gwĕkyə-lə]
n.
  1. A yellowish spot that is sometimes observed on either side of the cornea in older individuals.
  2. A thickening of the connective tissue of the conjunctiva.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.