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

Word History and Origins

Origin of mydriasis¹

1650–60; < Latin mydriāsis < Greek mydríāsis

Word History and Origins

Origin of mydriasis¹

C17: via Late Latin from Greek; origin obscure

Example Sentences

The mydriasis, amblyopia, and neuralgia lasted some time, while simultaneously the left eye could only read 19-17 type, but was painless.

From Project Gutenberg

Finally it must be added, that if the ophthalmoscopic estimation of refraction is to be exact, mydriasis by atropine is required, when, as is known, even emmetropic eyes may show a slight degree of hypermetropia.

From Project Gutenberg

She was attacked with fearful pain, and an enormous mydriasis with extreme amblyopia of the right eye; the fingers could hardly be counted when placed quite close.

From Project Gutenberg

In mydriasis by atropine hypermetropia of 3 to 4 dioptres results.

From Project Gutenberg

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

From Project Gutenberg