sea mile

British  

noun

1.  M.  a unit of distance used in navigation, defined as the length of one minute of arc, measured along the meridian, in the latitude of the position. Its actual length varies slightly with latitude but is about 1853 metres (6080 feet) See also nautical mile

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Example Sentences

Meanwhile ocean freight rates have soared, further boosting revenue per sea mile.

From Time Magazine Archive

Next noon the British correspondents tersely reported that the Normandie, her leak repaired, had now broken her own first record with a 748 sea mile day at an average speed of nearly 30 knots.

From Time Magazine Archive

The company totted up record sales of $26 million last year, which is a long Philippine sea mile from its beginning in 1909, a decade after Commodore Dewey routed the Spanish colonialists in Manila Bay.

From Time Magazine Archive

Grettir determined to swim to the mainland and bring back wood; in this he was successful, though the distance was a sea mile, whereat all said his prowess both on land and sea was marvellous.

From The Book of Romance by Ford, H. J. (Henry Justice)

In our recent war, when an extensive operation was contemplated, the speed of one battleship reduced the calculated speed of the fleet by one knot,—one sea mile per hour.

From Lessons of the war with Spain and other articles by Mahan, A. T. (Alfred Thayer)