night blindness

noun

Definition of night blindness 

: reduced visual capacity in faint light (as at night)

Other words from night blindness

night-blind \ˈnīt-ˌblīnd \ adjective

First Known Use of night blindness

1625, in the meaning defined above

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The first known use of night blindness was in 1625

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night blindness

noun

Medical Definition of night blindness 

: reduced visual capacity in faint light (as at night)

called also nyctalopia

Other words from night blindness

night-blind \ˈnīt-ˌblīnd \ adjective

More from Merriam-Webster on night blindness

Britannica.com: Encyclopedia article about night blindness

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