radio beam
noun
Origin of radio beam
First recorded in 1920–25
Words nearby radio beam
radii,
radin,
radio,
radio astronomy,
radio beacon,
radio beam,
radio car,
radio collar,
radio compass,
radio control,
radio direction finder
British Dictionary definitions for radio beam
radio beam
noun
a narrow beam of radio signals transmitted by a radio or radar beacon, radio telescope, or some other directional aerial, used for communications, navigation, etc
Sometimes shortened to: beam