CONELRAD Hear it!

CONELRAD definition

☆ CONELRAD (kän′əl rad′)

noun

a former system (from 1951 to 1963) of shifting broadcasting frequencies of AM stations to prevent possible use of their radio beams by enemy aircraft as a navigational aid

Etymology: con(trol of) el(ectromagnetic) rad(iation)

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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