iris
i-ris · noun
Definitions
noun
- 1.
The colored, circular membrane of the eye surrounding the pupil, which controls the amount of light entering the eye.
- 2.
A plant with sword-shaped leaves and showy flowers, typically purple, blue, yellow, or white.
- 3.
(Greek Mythology) The goddess of the rainbow and messenger of the gods.
Forms
plural: irises
Related words
Etymology
From Latin iris, from Greek iris ("rainbow"), named after the goddess Iris. The eye structure was named for its range of colors, and the flower for its colorful blooms.