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nyctalopia

nyc·ta·lo·pi·a

nyctalopia

pronunciation:
nIk t lo pi
features:
Word Parts
part of speech: noun
definition: abnormally poor eyesight in dim light or darkness; night blindness.
derivation: nyctalopic (adj.)
Word Parts
The word nyctalopia contains the following part:
op, ops, opt, opto, ophthalm, ophthalmo, -opia, -opsy Greek root that means eye, visual condition, vision, sight, inspection
synonyms:
ocul