hippus

[hip-uh s]

noun Medicine/Medical.

spasmodic contraction of the pupil of the eye.

Origin of hippus

1675–85; < New Latin < Greek híppos horse, complaint of the eye

-hippus

variant of hippo- as final element of compounds: eohippus.

Origin of -hippus

< Latin < Greek -hippos

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for hippus

Historical Examples of hippus

"You are drunk again, Hippus," answered Veitel, thoroughly roused.
Debit and Credit
Gustav Freytag
Here Hippus tried to whistle a tune, and to execute a few steps.
Debit and Credit
Gustav Freytag
He opened the door, and Mr. Hippus slipped in like a frightened bat.
Debit and Credit
Gustav Freytag
The door opened, and Hippus appeared, red-faced and much ruffled.
Debit and Credit
Gustav Freytag
When Veitel had placed his meal before him, Hippus briefly inquired, "How much?"
Debit and Credit
Gustav Freytag

hippus in Medicine

hippus

[hĭp′əs]

n.

Spasmodic, rhythmical dilation and constriction of the pupil, independent of illumination, convergence, or psychic stimuli.

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