Meaning of iris in English

Table of contents
  1. Pronunciation
  2. Noun
    1. Etymology
    2. Definitions

  1. Pronunciation

    /ˈaɪrɪs/

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  1. Noun

    iris

    Etymology

    modern Latin, via Latin from Greek iris‘rainbow, iris’

    Definitions

    1. plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals
  2. 2. muscular diaphragm that controls the size of the pupil

    Examples

    • « it forms the colored portion of the eye »
  3. 3. diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening

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