Navigational aid - Crossword Clue

Below are possible answers for the crossword clue Navigational aid.

8 letter answer(s) to navigational aid

LODESTAR
  1. guiding star; a star that is used as a reference point in navigation or astronomy
  2. something that serves as a model or guide

5 letter answer(s) to navigational aid

LORAN
  1. A system of electronic navigation in which a vessel or aircraft determines its latitude and longitude by measuring the time differences between low frequency radio transmissions from two stationary transmitters (slaves) and a stationary master transmitter. Contrary to the name, Loran is a medium range system, usually effective for no more than a few hundred miles from shore. The first commercial system was called Loran A; the latest (and final) development is Loran C.
SONAR
  1. a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return; "sonar is an acronym for sound navigation ranging"; "asdic is an acronym for antisubmarine detection investigation committee"

7 letter answer(s) to navigational aid

STARMAP

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