alpha angle

n.

The angle between the visual and the optic axes as they cross at the nodal point of the eye.

The angle between the visual line and the major axis of the corneal ellipse.

Nearby words

alpes-de-haute-provence, alpes-maritimes, alpestrine, alpha, alpha and omega, alpha angle, alpha blocker, alpha brass, alpha carotene, alpha cell, alpha centauri

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