Noun
a former British unit of length equivalent to 6,080 feet (1,853.184 meters); 800 feet longer than a statute mile
Source: WordNetThe geographical mile is the length of one minute of longitude along the Equator, about 1,855.325 m on the WGS 84 ellipsoid. Source: Internet
In Norway and Sweden, this 4-minute geographical mile was mainly used at sea (sjømil), up to the beginning of the 20th century. Source: Internet