Definition of pterygium

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  • pterygium is a valid Scrabble US word with a point value of 17
  • pterygium is a valid Scrabble UK word with a point value of 17
  • pterygium is a valid Words with friends word with a point value of 20

Definition of 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 (noun)

See definition of pterygium in Merriam Webster