loran: Meaning and Definition of

lo•ran

Pronunciation: (lôr'an, lōr'-), [key]
— n.
  1. a system of long-range navigation whereby the latitude and longitude of a ship or airplane are determined from the time displacement between radio signals from two or more fixed transmitters.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.