The meaning of Radio

noun

The transmission and reception of electromagnetic waves of radio frequency, especially those carrying sound messages.

Usage examples:

Cellular phones are linked by radio rather than wires

noun

The activity or industry of broadcasting sound programmes to the public.

Usage examples:

She has written much material for radio

noun

An apparatus for receiving radio programmes.

Usage examples:

He switched the radio on

verb

Communicate or send a message by radio.

Usage examples:

We radioed for help

combining form

Denoting radio waves or broadcasting.

Usage examples:

Radio-controlled

combining form

Connected with rays, radiation, or radioactivity.

Usage examples:

Radiogenic

combining form

Belonging to the radius in conjunction with some other part.

Usage examples:

Radio-carpal

noun

A device for receiving, and sometimes broadcasting, sound messages, or the receiving or sending of sound messages

Usage examples:

[ c ] i listen to the radio in the morning to get the weather report., [ i/t ] they radioed (their …