ALL meanings of conelrad
Con·el·rad
C c - noun conelrad a US defence and information system used between 1951 and 1963 in the event of air attack 3
- noun conelrad 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 3
- noun conelrad a system formerly used by the U.S. civil defense system to prevent enemy planes or missiles from homing on radio and television frequencies. 1