is a specific kind of: modality, sense modality, sensory system | exteroception.

is a broader term that covers: stigmatism | achromatic vision | acuity, sharp-sightedness, visual acuity | binocular vision | central vision | chromatic vision, color vision, trichromacy | distance vision | eyesight, seeing, sightedness | monocular vision | near vision | night-sight, night vision, scotopic vision, twilight vision | daylight vision, photopic vision | peripheral vision ... show more.

domain member category: visual system.

derivation: sight, spy.