PTERYGIUM as NOUN

1. Meaning
   • a thickened triangular layer of conjunctiva extending from the nasal edge of the eye to the cornea
   • pterygia arise from irritation of the pinguecula
   Hypernyms(s) pterygium is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • conjunctiva (what does conjunctiva mean?)