mi in WordNet English dictionary

1. a former British unit of length equivalent to 6,080 feet (1,853.184 meters); 800 feet longer than a statute mile
   nautical mile  naut mi  mile  mi  geographical mile  Admiralty mile 
   
2. a unit of length used in navigation; exactly 1,852 meters; historically based on the distance spanned by one minute of arc in latitude
   nautical mile  mile  mi  naut mi  knot  international nautical mile  air mile 
   
3. a unit of length equal to 1,760 yards or 5,280 feet; exactly 1609.344 meters
   mile  statute mile  stat mi  land mile  international mile  mi 
   
4. the syllable naming the third (mediant) note of any major scale in solmization
   mi