pupillary distance n.
The distance between the center of each pupil, used in fitting eyeglass frames and lenses.
- Pupillary membrane
pupillary membrane n. The thin central portion of the iridopupillary lamina occluding the pupil in fetal life.
- Pupillary reflex
pupillary reflex n. A reflex resulting in change in the diameter of the pupil of the eye.
- Pupillary-skin reflex
pupillary-skin reflex n. Dilation of the pupil following scratching of the skin of the neck. Also called ciliospinal reflex.
- Pupillary zone
pupillary zone n. The central region of the anterior surface of the iris of the eye.