miosis

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miosis¹

  • /maɪˈoʊsɪs/

Sounds like meiosis · Rhymes with -əʊsɪs

Where it comes from

From Ancient Greek μύω (múō, “to close the eyes”) + English -osis.

noun mioses · myosis

  1. abbreviation, contraction, countable, uncountable Contraction of the pupil of the eye Horner's syndrome consists of typically unilateral miosis and eyelid ptosis, and absent forehead sweating.

    Opposite: mydriasis

miosis²

  • /maɪˈoʊsɪs/

Sounds like meiosis · Rhymes with -əʊsɪs

Where it comes from

From Ancient Greek μείωσις (meíōsis).

noun mioses

  1. alternative, countable, obsolete, uncountable Alternative spelling of meiosis Though some condemn rhetoric as the mother of lies, speaking more than the truth in hyperboles, less in her miosis, otherwise in her metaphors, contrary in her ironies, yet is there excellent use of all these […]

Translations

Every language

noun contraction of the pupil of the eye

Españolmiosis
Portuguêsmiose
Italianomiosi
Ελληνικάμύωση mýosi

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MLA

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

APA

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

Chicago

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

BibTeX
@misc{miosis_2026,
  title = {miosis},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/miosis},
  urldate = {2026-11-06}
}