visual : Idioms & Phrases

• noun the part of the occipital cortex that receives the fibers of the optic radiation from the lateral geniculate body and is the primary receptive area for vision
  Brodmann's area 17; striate cortex; area 17 of Brodmann; striate area.
  

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• noun sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)
  sharp-sightedness; acuity.
  

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• noun inability to recognize or interpret objects in the visual field
  

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• . (Opt.) See under Angle.

Webster 1913

• noun inability to perceive written words
  alexia; word blindness.
  

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• noun the cortical area that receives information from the lateral geniculate body of the thalamus
  visual area.
  

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• noun outward or visible aspect of a person or thing
  appearance.
  

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• noun one of the cells of the retina that is sensitive to light
  

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• noun communication that relies on vision
  

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

Webster 1913

• noun the cortical area that receives information from the lateral geniculate body of the thalamus
  visual area.
  

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• noun impairment of the sense of sight
  vision defect; visual defect; visual disorder.
  

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• noun impairment of the sense of sight
  vision defect; visual defect; visual disorder.
  

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• noun (British) British term for video display
  VDU.
  

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• noun all of the points of the physical environment that can be perceived by a stable eye at a given moment
  field of vision; field of regard.
  

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• noun illusory visual perception
  

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• noun a mental image that is similar to a visual perception
  visualization; visualisation.
  
• noun a percept that arises from the eyes; an image in the visual system
  visual image.
  

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• noun impairment of the sense of sight
  vision defect; visual defect; visual disorder.
  

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• noun a joke whose effect is achieved by visual means rather than by speech (as in a movie)
  sight gag.
  

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• noun the ability to see; the visual faculty
  visual modality; vision; sight.
  

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• noun a percept that arises from the eyes; an image in the visual system
  visual image.
  

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• noun perception by means of the eyes
  seeing; beholding.
  

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• any plane passing through the point of sight.

Webster 1913

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

Webster 1913

• noun an attribute of vision
  

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• noun a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light
  rhodopsin; retinal purple.
  

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• (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.

Webster 1913

• noun distance at which a given standard object can be seen with the unaided eye
  

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• a line from the eye, or point of sight.

Webster 1913

• noun the perceptual experience of seeing
  vision.
  
  • the runners emerged from the trees into his clear vision
  • he had a visual sensation of intense light

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• noun the ability to see; the visual faculty
  visual modality; vision; sight.
  

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• noun a signal that involves visual communication
  

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• noun the visual perception of space
  

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• noun the sensory system for vision
  

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• (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.

Webster 1913

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

Webster 1913