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mydriasis
[ mi-drahy-uh-sis, mahy- ]
/ mɪˈdraɪ ə sɪs, maɪ- /
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noun Medicine/Medical.
excessive dilatation of the pupil of the eye, as the result of disease, drugs, or the like.
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Compare miosis.
Origin of mydriasis
1650–60; <Latin mydriāsis<Greek mydríāsis
Words nearby mydriasis
mycotoxin, mycotrophic, mycotrophy, My country, 'tis of thee, mycovirus, mydriasis, mydriatic, myel-, myelencephalon, myelin, myelinated
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use mydriasis in a sentence
British Dictionary definitions for mydriasis
mydriasis
/ (mɪˈdraɪəsɪs, maɪ-) /
noun
abnormal dilation of the pupil of the eye, produced by drugs, coma, etc
Word Origin for mydriasis
C17: via Late Latin from Greek; origin obscure
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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