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pterygiums

Variant of pterygium

noun pl. pterygiums or pterygia

an abnormal, triangular mass of mucous membrane growing over the human cornea from the inner corner of the eye

Origin: ModL < Gr pterygion, dim. of pteryx, wing, akin to pteron, feather

Related Forms:

pterygial adjective

Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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