English dictionary



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English noun: iris

1. iris (plant) plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals


Synonymsflag, fleur-de-lis, sword lily


Broader (hypernym)iridaceous plant


Narrower (hyponym)bearded iris, beardless iris, blue flag, bulbous iris, dwarf iris, dwarf iris, English iris, gladdon, gladdon iris, Iris cristata, Iris foetidissima, Iris persica, Iris pseudacorus, Iris verna, Iris versicolor, Iris virginica, Iris xiphioides, Persian iris, roast beef plant, southern blue flag, stinking gladwyn, stinking iris, vernal iris, yellow flag, yellow iris, yellow water flag


Member meronymgenus Iris

2. iris (body) 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


Broader (hypernym)membrane, tissue layer


Part holonympupil


Part meronymeye, oculus, optic

3. iris (artifact) diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening


Synonymsiris diaphragm


Broader (hypernym)diaphragm, stop









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