miosis

English

Miosis due to opiate use

Pronunciation

• IPA^(key): /maɪˈoʊsɪs/
• Homophone: meiosis
• Rhymes: -əʊsɪs

Etymology 1

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

Alternative forms

• myosis

Noun

miosis (countable and uncountable, plural mioses)

1. Contraction of the pupil of the eye.

   Antonym: mydriasis

   Horner's syndrome consists of typically unilateral miosis and eyelid ptosis, and absent forehead sweating.

Related terms

• miotic

Translations

contraction of the pupil of the eye

• Bulgarian: свиване на зеницата (svivane na zenicata)
• Catalan: miosi f
• Galician: miose (gl) f
• Greek: μύωση (el) f (mýosi)
• Italian: miosi f
• Occitan: miòsi f
• Portuguese: miose f
• Spanish: miosis f

Etymology 2

From Ancient Greek μείωσις (meíōsis). Doublet of meiosis.

Noun

miosis (countable and uncountable, plural mioses)

1. (rhetoric) Litotes; diminution.
   • 1642, Thomas Fuller, The Holy State, Cambridge, Cambridgeshire: […] Roger Daniel for John Williams, […], →OCLC:

     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 […]