a radio navigation system operating over long distances. Synchronized pulses are transmitted from widely spaced radio stations to aircraft or shipping, the time of arrival of the pulses being used to determine position
Word origin
C20: lo(ng-)ra(nge) n(avigation)
Loran in American English
(ˈlɔrˌæn)
noun
[alsol-]
a system by which the position of a ship or aircraft can be determined by its navigator by the time interval between radio signals received from two or more known stations
Word origin
< Lo(ng) Ra(nge) N(avigation)
Examples of 'loran' in a sentence
loran
He checked the loran, plotted the fix and readjusted the autopilot to a heading of 301 degrees magnetic.
Terman, Douglas CORMORANT
The loran 's accurate enough to locate the Crossover Chamber within twenty yards or so.
Terman, Douglas CORMORANT
I would be amazed if there was not a Loran Station, a proper U. S. Naval facility somewhere on that coastline.