See Also: visual cycle(medicine)
Visual(medicine)
visual(dictionary)
visual aid(dictionary)
visual aphasia(medicine)
visual area(medicine)
Right visual hemifield(health)
Visual purple(medicine)
visual axis(medicine)
Visual acuity(medicine)

hippus (iou) and visual cycle (medicine)


hippus (iou)



hippus noun. L17.
[mod. Latin from Greek hippos tremor of the eyes.]
Ophthalmology. Spasmodic or rhythmic contraction of the pupil of the eye, a symptom of some neurological conditions.

visual cycle (medicine)


visual cycle


The transformation of carotenoids involved in the bleaching and regeneration of the visual pigment.