direction finder

See synonyms for: direction%20finderdirection%20finding on

  1. a receiver with a loop antenna rotating on a vertical axis, used to ascertain the direction of incoming radio waves.

Origin of direction finder

First recorded in 1910–15

Other words from direction finder

  • direction finding, noun

Words Nearby direction finder Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use direction finder in a sentence

  • Baron adjusted the direction finder and made scribbled calculations.

    The End of Time | Wallace West
  • Otherwise, the Federal Communications Commission would pick you up, use a direction finder, and move in on your operation.

  • Under Hume's control the direction finder passed back and forth without bringing any answering code click from the mike.

    Star Hunter | Andre Alice Norton
  • Like a sonic direction finder, Buregarde turned his head and listened.

    History Repeats | George Oliver Smith

British Dictionary definitions for direction finder

direction finder

  1. a highly directional aerial system that can be used to determine the direction of incoming radio signals, used esp as a navigation aid: Abbreviation: D/F, DF

Derived forms of direction finder

  • direction finding, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012