|Compare nyctalopia Nontechnical name: day blindness inability to see clearly in bright light|
|[C18: New Latin, from Greek hēmeralōps, from hēmera day + alaos blind + ōps eye]|
hemeralopia hem·er·a·lo·pi·a (hěm'ər-ə-lō'pē-ə)
A visual defect marked by the inability to see as clearly in bright light as in dim light. Also called day blindness.