Term: iris (pl irides)
Literally meaning: “iris”
Origin: Anc Greek
ίρις/ιris(=rainbow, iris)>ίριδος/iridos>Ίρις/Iris(mythology)(=the personification of the rainbow and the messenger of the Olympian Gods)).
Coined/History
Ίρις/Iris(mythology)(=Iris was the Greek goddess of the rainbow giving her name to the eye’s iris due to its many colours ).
Ίρις/Iris(mythology)(=Iris was the Greek goddess of the rainbow giving her name to the eye’s iris due to its many colours ).
Definition
Iris is the pigmented circular curtain that surrounds pupil. It is constructed by muscle and connective tissue and controls the size of the pupil in order to regulate the light that reach the retina.
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