nautical mile n a former British unit of length equivalent to 6,080 feet (1,853.184 meters); 800 feet longer than a statute mile n a unit of length used in navigation; exactly 1,852 meters; historically based on the distance spanned by one minute of arc in latitude Synonym(s) naut mi mile mi geographical mile Admiralty mile knot international nautical mile air mile
News & Articles nautical mile Carmanah M550 Marine Lantern Offers Three Times the Range in Smaller, High Efficiency Format Carmanah Technologies announces today the launch of the new M550 one to three nautical mile marine lantern and private aid-to-navigation . At fifteen times bright June 26, 2013 - Business Wire via Yahoo! Finance