iris

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iris¹

  • /ˈaɪ.ɹɪs/ US, UK
  • /ˈaɪ.ɹɪs/ Canada
  • [ˈʌɪ.ɹɪs] Canada
  • /ˈɑɪ.ɹɪs/ Australia

Rhymes with -aɪɹɪs

Where it comes from

From Middle English iris, from Latin īris, from Ancient Greek ἶρις (îris, “rainbow”). Presuming an earlier form *ϝῖρις (*wîris), possibly from a derivative of Proto-Indo-European *w(e)ih₁-ro- (“a twist, thread, cord, wire”), from *weh₁y- (“to turn, twist, weave, plait”). If so, it would be cognate to English wire.

noun irises · iris · irides

  1. A plant of the genus Iris, common in the northern hemisphere, and generally having attractive blooms (See Iris (plant) on Wikipedia.Wikipedia ). Breezes blowing from beds of iris quickened her breath with their perfume; she saw the tufted lilacs sway in the wind, and the streamers of mauve-tinted wistaria swinging, all a-glisten with golden bees; she saw a crimson cardinal winging through the foliage, and amorous tanagers flashing like scarl

    Similar: fleur-de-lis

  2. The contractile membrane perforated by the pupil, which adjusts to control the amount of light reaching the retina, and which forms the colored portion of the eye (See Iris (anatomy) on Wikipedia.Wikipedia ).
  3. A diaphragm used to regulate the size of a hole, especially as a way of controlling the amount of light reaching a lens.
  4. poetic A rainbow, or other colourful refraction of light.
  5. A constricted opening in the path inside a waveguide, used to form a resonator.
  6. The inner circle of an oscillated color spot.

verb irises · irising · irised

  1. of an aperture To open or close in the manner of an iris.
  2. literary To cause (something) to shine with the colours of the rainbow; to make iridescent. Pure, transparent, glistening in the sun, and irised by a thousand hues, which float and wave and spread in graceful and ceaseless motion on its surface!

    Similar: iridize

Iris²

Where it comes from

From Ancient Greek Ἶρις (Îris, “rainbow”).

proper noun

  1. Greek A messenger of the gods, and goddess of rainbows. What's the matter, That this distemper'd messenger of wet, The many-colour'd Iris, rounds thine eye?
  2. A female given name from Ancient Greek; a flower name used since the end of the 19th century. Persia tells Iris she is named for something special: the iris of the eye. "I thought I was named for a flower," Iris says, disappointed. "An iris is a flower, of course," Persia says, smiling, "but it's this other, too. Our secret. 'The iris of the eye'." "The eye?" Persia snaps her fingers in Iris
  3. 7 Iris, a main belt asteroid.

IRIs³

noun

  1. plural plural of IRI

IRIS⁴

noun

  1. abbreviation, acronym, uncountable Acronym of immune reconstitution inflammatory syndrome

Thesaurus

Closest in meaning: sword lily, fleur-de-lis, iris diaphragm, flag, flower, bombe, diaphragm, septum, eye, retinal, repositor, ocular, rainbow, skirt, ris, dwarf

Translations

Every language

noun plant of the genus Iris

Españollirio
한국어붓꽃 butkkot, 창포 changpo
日本語菖蒲 ayame
中文鳶尾花 /鸢尾花 yuānwěi huā
Kiswahiliairisi
Portuguêsíris
Françaisiris
DeutschIris, Schwertlilie
Italianoiris, giaggiolo
Ελληνικάίρις íris
Românăiris, stânjen, stânjenel
Русскийи́рис íris, каса́тик kasátik
Tiếng Việtdiên vĩ
עבריתאִירוּס írus

noun part of the eye

Españoliris
한국어홍채 hongchae
日本語虹彩 kōsai
中文虹膜 hóngmó, 虹彩 hóngcǎi
Portuguêsíris
Françaisiris
DeutschIris, Regenbogenhaut
Italianoiride
Ελληνικάίρις íris, ίριδα írida
Românăiris
Русскийра́дужная оболо́чка rádužnaja obolóčka, ра́дужка rádužka, и́рис íris
Tiếng Việtmống mắt
العربيةقُزَحِيَّة quzaḥiyya
עבריתקַשְתִית kashtít

noun photography, cinematography: diaphragm

Françaisiris
Românăiris

name Greek messenger of the gods

한국어이리스 Iriseu
日本語イーリス Īrisu
PortuguêsÍris
FrançaisIris
DeutschIris
ΕλληνικάΊρις Íris, Ίριδα Írida
РусскийИри́да Irída

name female given name

日本語アイリス Airisu
PortuguêsÍris
FrançaisIris
DeutschIris

Talk about this word

Cite this
MLA

"iris." Wiktionary, via Micwyn, micwyn.com/word/iris. Accessed 6 Nov. 2026.

APA

iris. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/iris

Chicago

"iris." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/iris.

BibTeX
@misc{iris_2026,
  title = {iris},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/iris},
  urldate = {2026-11-06}
}