mydriasis (redirected from Mydriatics)

mydriasis /my·dri·a·sis/ (mi-dri´ah-sis) [Gr.] dilatation of the pupil.

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my·dri·a·sis (m-dr-ss)

n.

Prolonged abnormal dilation of the pupil of the eye induced by a drug or caused by disease.

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mydriasis

(midrī´sis),
n an abnormal condition of the eye characterized by contraction of the dilator muscle, resulting in widely dilated pupils.

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mydriasis

gross dilatation of the pupil. Common causes in animals are atropine poisoning, hypocalcemia and tiger snake envenomation. Permanent dilatation may be due to damage to the retina, as in toxoplasmosis, or to the optic nerve, as in avitaminosis A.