Iris — synonyms, definition

1. iris (Noun)

4 synonyms
flag fleur-de-lis iris diaphragm sword lily
3 definitions

iris (Noun) — Plants with sword-shaped leaves and erect stalks bearing bright-coloured flowers composed of three petals and three drooping sepals.

iris (Noun) — Muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye; it forms the coloured portion of the eye.

iris (Noun) — Diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening.

5 types of
diaphragm iridaceous plant membrane stop tissue layer
25 types
English iris Iris cristata Iris foetidissima Iris persica Iris pseudacorus Iris verna Iris versicolor Iris virginica Iris xiphioides Persian iris bearded iris beardless iris blue flag bulbous iris dwarf iris gladdon gladdon iris roast beef plant southern blue flag stinking gladwyn • • •
1 part
pupil
4 parts of
eye genus Iris oculus optic