VISUAL • DICCIONARIO INGLES.COM • Definition of Visual

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/vˈɪʒəwəl/ Listen

adjective

Visual adj.

1.

Of or pertaining to sight; used in sight; serving as the instrument of seeing; as, the visual nerve. "The air, Nowhere so clear, sharpened his visual ray."

2.

That can be seen; visible. (R.)

Visual angle. (Opt.) See under Angle.

Visual cone (Persp.), a cone whose vertex is at the point of sight, or the eye.

Visual plane, any plane passing through the point of sight.

Visual point, the point at which the visual rays unite; the position of the eye.

Visual purple (Physiol.), a photochemical substance, of a purplish red color, contained in the retina of human eyes and in the eyes of most animals. It is quickly bleached by light, passing through the colors, red, orange, and yellow, and then disappearing. Also called rhodopsin, and vision purple. See Optography.

Visual ray, a line from the eye, or point of sight.

Visual white (Physiol.), the final product in the action of light on visual purple. It is reconverted into visual purple by the regenerating action of the choroidal epithelium.

Visual yellow (Physiol.), a product intermediate between visual purple and visual white, formed in the photochemical action of light on visual purple.

See images of 'Visual'

Etymology of 'Visual'

Collaborative International Dictionary of English 0.48

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"Visual" Quotes from Famous Books

... just as though it had been transmitted to the brain by the optic nerve, but everything came at once, so the impression of sight was confused. The result in the brain, however, was clear and permanent. The only drawback is that you haven't the visual memory of what you have learned, and that sometimes makes it hard to use your knowledge. You don't know whether you know anything about a certain subject or not until after you go digging around in ...

— Skylark Three • Edward Elmer Smith

... spots in the world where the lovers of the sublimities of nature can drink in such visual feasts as at Geneva. Since railways have shortened distance and cut through mountains, there is no more fashionable rendezvous for the world of art than the suburbs of the Swiss capital. During the summer months every little nook on the surrounding mountain-sides is occupied by artists of every ...

— Alvira: the Heroine of Vesuvius • A. J. O'Reilly

... in fine, who, to prepare himself for the greatest tasks he undertook, traveled five times over France, studying its life with the eyes of an artist, in the light of history and of psychology, ever preceding his philosophic study with visual investigation, would have been equal to ...

— The Origins of Contemporary France, Volume 6 (of 6) - The Modern Regime, Volume 2 (of 2) • Hippolyte A. Taine

... the things that I conjure up from the past appeal as much to my sense of smell as to my visual memory.) It was anything but a ...

— The Rise of David Levinsky • Abraham Cahan

... are only symbols or emanations or subordinates of the all-ruling Unity; both parties get rid of the myths. But the two great reformers have admitted a dangerous principle. The general consensus of humanity, they say, shows that there are gods, and gods which in mind, if not also in visual appearance, resemble man. Epicurus succeeded in barring the door, and admitted nothing more. But the Stoics presently found themselves admitting or insisting that the same consensus proved the existence of daemons, of witchcraft, of divination, and when they combined with the Platonic school, ...

— Five Stages of Greek Religion • Gilbert Murray

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