nautical mile

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nau·ti·cal mile • n. a unit used in measuring distances at sea, equal to approx. 2,025 yards (1,852 m). Compare with sea mile.

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nautical mile The unit of length that is used in ocean and air navigation, equivalent to one minute (1/60°) change in latitude. It is internationally defined as being equal to 1852 metres.

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nautical mile Length of mile used in ocean navigation, equivalent to one minute (1/60°) change in latitude. It is internationally defined as being equal to 1852 metres.