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.

Words nearby alpha angle

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