- 1. pl. of Iris Source: opted
- 2. n plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals n 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 n diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening Source: ecdict
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irides
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