Definitions for

Overview of noun pterygium

The noun pterygium has 1 senses? (first 1 from tagged texts)
1. (1) pterygium

(either of two thickened triangular layers of conjunctiva extending from the nasal edge of the eye to the cornea; it arises from irritation of the pinguecula) © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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