iris
nounHow to pronounce iris:
Definition of iris:
- iris (noun):
- the opaque contractile diaphragm perforated by the pupil and forming the colored portion of the eye see eye illustration
- muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye; it forms the colored portion of the eye.
Synonyms for iris:
eyepupilflagoculusSyllable Quiz
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