iris
nounmasculine/femininetécnico/ˈiɾiʃ/medium
í·ris
Definition
The colored circular membrane of the eye, between the cornea and the lens, that regulates the amount of light entering the pupil.
The color of the iris varies from person to person.
The ophthalmologist examined the patient's iris.
Common collocations
iris of the eyeiris coloriris implant
Etymology
Do latim 'iris', do grego 'îris' (arco-íris).