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mydriasis

 - 4 dictionary results

my⋅dri⋅a⋅sis

  [mi-drahy-uh-sis, mahy-]
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–noun Medicine/Medical.
excessive dilatation of the pupil of the eye, as the result of disease, drugs, or the like.
Compare miosis.

Origin:
1650–60; < L mydriāsis < Gk mydríāsis
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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my·dri·a·sis   (mĭ-drī'ə-sĭs)   
n.  Prolonged abnormal dilatation of the pupil of the eye caused by disease or a drug.

[Latin, from Greek mudriāsis.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: my·dri·a·sis
Pronunciation: m&-'drI-&-s&s
Function: noun
Inflected Form: plural my·dri·a·ses /-"sEz/
: excessive or prolonged dilation of the pupil of the eye
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

mydriasis my·dri·a·sis (mĭ-drī'ə-sĭs)
n.
Prolonged abnormal dilation of the pupil of the eye induced by a drug or caused by disease.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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