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pterygium

[ tuh-rij-ee-uhm ]
/ t蓹藞r瑟d蕭 i 蓹m /
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noun, plural pte路ryg路i路ums, pte路ryg路i路a [tuh-rij-ee-uh]. /t蓹藞r瑟d蕭 i 蓹/. Ophthalmology.
an abnormal triangular mass of thickened conjunctiva extending over the cornea and interfering with vision.
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Origin of pterygium

1650鈥60; <New Latin <Greek pter媒gion little wing or fin, equivalent to pteryg- (stem of pt茅ryx) wing, fin + -ion diminutive suffix

OTHER WORDS FROM pterygium

pte路ryg路i路al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, 漏 Random House, Inc. 2022

How to use pterygium in a sentence

Medical definitions for pterygium

pterygium
[ t蓹-r沫j膿-蓹m ]

n. pl. pte鈥yg鈥鈥ms
An abnormal mass of tissue arising from the conjunctiva of the inner corner of the eye that obstructs vision by growing over the cornea.

Other words from pterygium

pte鈥ygi鈥l adj.
The American Heritage庐 Stedman's Medical Dictionary Copyright 漏 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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