Home › Words › D › daysightdaysightdaysight means night blindness.EtymologyFrom day + sight.nounnight blindnesse.g.“Hemeralopia, daysight, or night-blindness, is more common than is generally supposed.” — 1920, The Optical Journal and Review of Optometry, volume 45, page 929:Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.nyctalopia 69% match — The inability to see clearly in dim light; night blindness vs daysight →nyctalops 66% match — A person who has nyctalopia, night blindness. vs daysight →nyctalopic 65% match — Unable to see clearly in low light; night-blind; suffering from nyctalopia. vs daysight →hemeralopic 61% match — Unable to see clearly in bright light; day-blind; suffering from hemeralopia. vs daysight →hemeralopia 61% match — The inability to see clearly in bright light; day blindness. vs daysight →moonblink 60% match — nyctalopia vs daysight →nyctalope 58% match — One who has nyctalopia. vs daysight →dysopsia 57% match — dimness or difficulty of vision vs daysight →