Anatomy. Any of various structures having the appearance of a spot; spec. (a) = macula lutea n. at compounds 1b; (b) an ovoid area of specialized…

Anatomy. A part of a hollow organ, typically having a rounded shape and located furthest from the… The part of the back of the inner surface of the…

Anatomy. An oval yellowish area surrounding the fovea of the retina, where visual acuity is greatest; = macula lutea n. at macula, n. compounds…

an oval yellowish area surrounding the fovea of the retina, where visual acuity is greatest; also called yellow spot.

The serrated border between the ciliary body and the retina.

any pair of points (one on each retina) which give rise to a single visual impression of an object whose image falls upon them.

Optics. identical points = corresponding points n. at corresponding, adj. 1b. Also rarely in singular.

(a) the spot on the retina which is insensible to light; (b) Cricket that spot of ground in front of a batter where a ball pitched by the bowler…

the point at which an eye is directed, so that its image falls on the most sensitive part of the retina; also, the most sensitive part of the retina.

A blue-sensitive pigment present in the cones of the retina. Cf. chlorolabe, n., erythrolabe, n.