retinal detachment n.
See detachment of retina.
- Retinal isomerase
retinal isomerase n. An enzyme that catalyzes the conversion of the trans form of retinaldehyde to 11-cis retinal, a reaction that is important to the regeneration of the visual pigments. Also called retinaldehyde isomerase.
- Retinal rivalry
noun 1. (psychol) another name for binocular rivalry
- Retinal scan
retinal scan definition A technology for the identification of individuals that depends on the uniqueness of the pattern of blood vessels in the retinas of people’s eyes. Note: Retinal scans are one means of identification that developed rapidly following the September 11 attacks (2001).
noun, Biochemistry. 1. an orange pigment, C 2 0 H 2 8 O, that is the active component of rhodopsin and is liberated upon the absorption of light in the vision cycle; vitamin A aldehyde. noun 1. the aldehyde form of the polyene retinol (vitamin A) that associates with the protein opsin to form the […]