mydriasis
noun Etymology: Latin, from Greek Date: circa 1775 excessive or prolonged dilatation of the pupil of the eye • mydriatic adjective or noun

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Mydriasis — My*dri a*sis, n. [L., fr. Gr. ?.] (Physiol. & Med.) A long continued or excessive dilatation of the pupil of the eye. [1913 Webster] …   The Collaborative International Dictionary of English

  • Mydriăsis — (gr.), krankhafte Erweiterung der Pupille …   Pierer's Universal-Lexikon

  • Mydriăsis — (griech.), Pupillenerweiterung …   Meyers Großes Konversations-Lexikon

  • Mydriasis — Mydriăsis, Mydriatĭka (grch.), s. Pupille …   Kleines Konversations-Lexikon

  • mydriasis — [mi drī′ə sis, mīdrī′ə sis] n. [LL < Gr] prolonged or excessive dilatation of the pupil of the eye, as the result of disease or the administration of a drug …   English World dictionary

  • Mydriasis — Dilated pupil redirects here. This term also arises in eye examinations. Mydriasis Classification and external resources Pupil dilated for examination by optometrist. ICD 10 …   Wikipedia

  • Mydriasis — Klassifikation nach ICD 10 H57.0 Pupillenfunktionsstörungen …   Deutsch Wikipedia

  • mydriasis — /mi druy euh sis, muy /, n. Med. excessive dilatation of the pupil of the eye, as the result of disease, drugs, or the like. Cf. miosis. [1650 60; < L mydriasis < Gk mydríasis] * * * …   Universalium

  • mydriasis — my•dri•a•sis [[t]mɪˈdraɪ ə sɪs, maɪ [/t]] n. med oph excessive dilatation of the pupil of the eye, as the result of disease, drugs, or the like Compare miosis • Etymology: 1650–60; < L mydriāsis < Gk mydríāsis, appar. der. ofmýdroshot mass… …   From formal English to slang

  • Mydriasis — Dilation of the pupils induced by eyedrops. The opposite of miosis. * * * Dilation of the pupil. [G.] alternating m. m. alternately affecting each eye. amaurotic m. a moderate widening of both pupils resulting from impaired visual input from one… …   Medical dictionary

  • Mydriasis — Pupillenerweiterung * * * Mydriasis   [griechisch »Pupillenkrankheit«] die, /...ses, Mydriase, Erweiterung der Pupille; tritt als natürliche Reaktion bei Dunkeladaptation und Blick in die Ferne auf; krankhaft und anhaltend durch eine… …   Universal-Lexikon

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