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polar night
(redirected from Nautical polar night)

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polar night [′pō·lər ′nīt]

(astronomy)

The period of winter darkness in the polar regions, both northern and southern.

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nausea
nautical almanac
nautical astronomy
nautical chain
nautical chart
nautical distance
nautical mile
Nautical polar night
nautical twilight
Nautilidae
Nautiloidea
Nautilus
Nauvoo
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