shoran

American  

[shawr-an, shohr-] / ˈʃɔr æn, ˈʃoʊr- /

noun

1. a system for aircraft navigation in which two signals sent from an aircraft are received and answered by two fixed transponders, the round-trip times of the signals enabling the navigator to determine the aircraft's position.

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shoran British  

/ ˈʃɔːræn /

noun

1. a short-range radar system by which an aircraft, ship, etc, can accurately determine its position by the time taken for a signal to be sent to two radar beacons at known locations and be returned

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Etymology

Origin of shoran

1930–35; sho(rt) ra(nge) n(avigation)

Example Sentences

One of its varieties, "shoran," could measure long distances on the earth's surface "within a few feet of perfect accuracy."

From Time Magazine Archive

The radio waves which shoran uses at present cannot be received much beyond the horizon.

From Time Magazine Archive