pterygium
معنی فارسی
ناخنک ، گلبرگي که مانندبال باشد
معنی کامل و مثالها
/tǝ rij´ē ǝm/n., pl.
● (پزشکی) ناخنک چشم، لکهی قرنیه
ریشه و کاربرد
ریشه
From the Greek word 'pteryx' meaning 'wing', referring to the wing-like appearance of the growth.
مثال
- A pterygium can cause redness and irritation of the eye.
- Prolonged exposure to dust and wind can increase the risk of developing a pterygium.
- The treatment for a pterygium may involve eye drops or surgical removal.
تعریف انگلیسی
noun
- 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