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

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

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

In all marine charts a cable is deemed 607·56 feet, or one-tenth of a sea mile.

From The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. by Belcher, Edward, Sir

When out scouting for the enemy they proceeded in line-abreast for about one sea mile, then stopped their engines and listened on their hydrophones for the noise of a submarine cruising in the vicinity.

From Submarine Warfare of To-day How the Submarine Menace was Met and Vanquished, With Descriptions of the Inventions and Devices Used, Fast Boats, Mystery Ships by Domville-Fife, Charles W. (Charles William)