nautical mile Meaning, Definition & Usage
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noun a former British unit of length equivalent to 6,080 feet (1,853.184 meters); 800 feet longer than a statute mile
naut mi; geographical mile; mi; Admiralty mile; mile.
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noun a unit of length used in navigation; exactly 1,852 meters; historically based on the distance spanned by one minute of arc in latitude
naut mi; mi; mile; international nautical mile; knot; air mile.