miosis
or my·o·sis
[ mahy-oh-sis ]
noun,plural mi·o·ses [mahy-oh-seez]. /maɪˈoʊ siz/. Medicine/Medical.
excessive constriction of the pupil of the eye, as a result of drugs, disease, or the like.
Origin of miosis
1- Compare mydriasis.
Words Nearby miosis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for miosis
miosis
myosis
/ (maɪˈəʊsɪs) /
nounplural -ses (-siːz)
excessive contraction of the pupil of the eye, as in response to drugs
a variant spelling of meiosis (def. 1)
Origin of miosis
1C20: from Greek muein to shut the eyes + -osis
Derived forms of miosis
- miotic or myotic (maɪˈɒtɪk), adjective, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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