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mydriasis

[ mi-drahy-uh-sis, mahy- ]

noun

, Medicine/Medical.
  1. excessive dilatation of the pupil of the eye, as the result of disease, drugs, or the like.


mydriasis

/ maɪ-; mɪˈdraɪəsɪs /

noun

  1. abnormal dilation of the pupil of the eye, produced by drugs, coma, etc


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Word History and Origins

Origin of mydriasis1

1650–60; < Latin mydriāsis < Greek mydríāsis
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Word History and Origins

Origin of mydriasis1

C17: via Late Latin from Greek; origin obscure
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Example Sentences

Visual acuteness on both sides 5/12, the left slightly better than the right; emmetropia in mydriasis by atropine.

Mydriasis does not always occur, and when it does, is much less than with cocaine.

During the seizure, the pupil does not react (this cannot be simulated) or there is excessive mydriasis.

At the same time there is a certain amount of mydriasis, but this is less pronounced than that produced by atropine.

Mydriasis, mi-drī′a-sis, n. morbid dilatation of the pupil of the eye.

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