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