iris (Meaning)

Wordnet

iris (n)

plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals

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

diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening

Webster

iris (n.)

The goddess of the rainbow, and swift-footed messenger of the gods.

The rainbow.

An appearance resembling the rainbow; a prismatic play of colors.

The contractile membrane perforated by the pupil, and forming the colored portion of the eye. See Eye.

A genus of plants having showy flowers and bulbous or tuberous roots, of which the flower-de-luce (fleur-de-lis), orris, and other species of flag are examples. See Illust. of Flower-de-luce.

See Fleur-de-lis, 2.

Inner circle of an oscillated color spot.

Synonyms & Antonyms of iris

No Synonyms and anytonyms found

iris Sentence Examples

  1. The iris is the colored part of the eye that surrounds the pupil.
  2. Each person's iris has a unique pattern, like a fingerprint, which can be used for identification purposes.
  3. The muscles in the iris control the size of the pupil, regulating the amount of light entering the eye.
  4. The color of the iris is determined by the amount and distribution of melanin in the iris stroma.
  5. Changes in the color of the iris can occur naturally with age or due to certain medical conditions.
  6. The iris plays a crucial role in the eye's ability to focus on objects at different distances.
  7. In bright light, the iris contracts to reduce the size of the pupil and protect the retina from excessive light exposure.
  8. The iris dilates in dim light to allow more light to enter the eye, improving visibility in low-light conditions.
  9. Some people undergo surgery to change the color of their iris, although this procedure carries risks and is not always successful.
  10. Disorders affecting the iris, such as iritis or iridocyclitis, can cause pain, redness, and vision changes.

FAQs About the word iris

plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals, muscular diaphragm that cont

No synonyms found.

No antonyms found.

The iris is the colored part of the eye that surrounds the pupil.

Each person's iris has a unique pattern, like a fingerprint, which can be used for identification purposes.

The muscles in the iris control the size of the pupil, regulating the amount of light entering the eye.

The color of the iris is determined by the amount and distribution of melanin in the iris stroma.