Defenition of the word pterygium

• Defenition of the word pterygium

  • a thickened triangular layer of conjunctiva extending from the nasal edge of the eye to the cornea; pterygia arise from irritation of the pinguecula
  • 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

Hypernyms for the word pterygium

• • conjunctiva

See other words

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