retinal
(adjective) in or relating to the retina of the eye; “retinal cells”
retinene, retinal
(noun) either of two yellow to red retinal pigments formed from rhodopsin by the action of light
Source: WordNet® 3.1
retinal
(ophthalmology) Of or pertaining to the retina.
retinal (plural retinals)
(biochemistry, organic compound) One of several yellow or red carotenoid pigments formed from rhodopsin by the action of light.
Synonyms: retinaldehyde, retinene
• Latiner, art line, entrail, larnite, latrine, line art, ratline, reliant, trainel, trenail
Source: Wiktionary
Ret"i*nal, a. (Anat.)
Definition: Of or pertaining to the retina. Retinal purple (Physiol. Chem.), the visual purple.
Source: Webster’s Unabridged Dictionary 1913 Edition
28 May 2025
(noun) a distinctive but intangible quality surrounding a person or thing; “an air of mystery”; “the house had a neglected air”; “an atmosphere of defeat pervaded the candidate’s headquarters”; “the place had an aura of romance”
Contrary to popular belief, coffee beans are not technically beans. They are referred to as such because of their resemblance to legumes. A coffee bean is a seed of the Coffea plant and the source for coffee. It is the pit inside the red or purple fruit, often referred to as a cherry. Just like ordinary cherries, the coffee fruit is also a so-called stone fruit.
