pterygial


pte·ryg·i·um

P0639750 (tə-rĭj′ē-əm)n. pl. pte·ryg·i·ums or pte·ryg·i·a (-ē-ə) An abnormal mass of tissue arising from the conjunctiva of the inner corner of the eye that obstructs vision by growing over the cornea.
[New Latin, from Greek pterugion, diminutive of pterux, pterug-, wing; see pterygoid.]
pte·ryg′i·al (-əl) adj.

pterygial

(təˈrɪdʒɪəl) adj (Zoology) zoology of or relating to a fin or wing[from Greek pterux wing]