Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun iris

3 senses of iris

Sense 1
iris, flag, fleur-de-lis, sword lily -- (plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals)
       => iridaceous plant -- (any bulbous plant of the family Iridaceae)

Sense 2
iris -- (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)
       => membrane, tissue layer -- (a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants)

Sense 3
iris, iris diaphragm -- (diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening)
       => diaphragm, stop -- (a mechanical device in a camera that controls size of aperture of the lens; "the new cameras adjust the diaphragm automatically")