nautical mile: Meaning and Definition of

nau'tical mile'

Pronunciation: [key]
  1. a unit of distance used chiefly in navigation, equal to 6080.20 feet (1853.25 meters) in the U.S., now replaced by the international nautical mile. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.