Definition of night vision in English:

night vision

Syllabification: night vi·sion

noun

  • The faculty of seeing in very low light, especially after the eyes have become adapted.
    More example sentences
    • Its compounds also help the eyes adapt to bright light and improve night vision.
    • First signs are blurry vision, especially in bright light, loss of night vision and needing more light to read by.
    • Since cones do not function well in darkness, night vision depends strongly on light picked up by rods.

adjective

(night-vision) Back to top  
  • Denoting devices that enhance nighttime vision: night-vision goggles
    More example sentences
    • Many discarded their water bottles, night-vision devices and other useful equipment because this was meant to be a quick, in-and-out daylight mission.
    • Close-fitting eye lenses are shaped to improve peripheral vision and are compatible with most optical sighting and night-vision devices.
    • In addition to the Sniperscope and other night-vision devices, the potential of this technology for guidance purposes began to be realized.

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