radio has definitions from the fields of electronics,telecommunications
1
[ noun ] (telecommunications) medium for communication

Used in print

(Nathan Rapport, ""I've Been Here before!"...)

We know that the number of radio and television impulses , sound_waves , ultra-violet rays , etc. , that may occupy the very same space , each solitary upon its own frequency , is infinite .

(Evan Esar, Humorous English; a guide to comic ,...)

When radio came_in , it continued the misplaced modifier in its routines as a standard device .

Related terms

broadcasting raise

2
[ noun ] (electronics) an electronic receiver that detects and demodulates and amplifies transmitted signals

Used in print

(Jack Kaplan, "The Health Machine Menace: Therapy by...)

The machine quack makes his Rube_Goldberg devices out of odds_and_ends of metals , wires , and radio parts .

(Francis Pollini, Night....)

It always came_on , faithfully , just like a radio or juke_box , whenever he started to worry too_much about something , when the bad things tried to push their way into him .

(Gerald Green, The Heartless Light....)

Sipping their coffee , discussing the weather , the day 's shopping , Fritzie 's commitments at the network ( all of which he would cancel ) , they avoided the radio , the morning TV news_show , even the front page of the Santa_Luisa_Register , resting on the kitchen bar .

3
[ noun ] (electronics) a communication system based on broadcasting electromagnetic waves

Synonyms

wireless

Used in print

(Dan McLachlan, Jr., "Communication Networks and...)

Years ago this was true , but with the replacement of wires or runners by radio and radar ( and perhaps television ) , these restrictions have disappeared and now again too_much is heard .

(Donald J. Plantz, Sweeney Squadron....)

Greg pushed the radio button on his throttle .

Todman said over the radio as he came_back up in formation .

He pushed the radio button .

Greg pushed the radio button again .

4
[ verb ] transmit messages via radio waves

Examples

"he radioed for help"

Used in print

(Walter H. Buchsbaum, "Advances in Medical Electronics"...)

Several years ago headlines were made by a small radio_transmitter capsule which could be swallowed by the patient and which would then radio internal pressure data to external receivers .

Related terms

communicate

5
[ adjective ] (combining form) indicating radiation or radioactivity

Examples

"radiochemistry"

Used in print

(Cornell H. Mayer, "Radio Emission of the Moon...)

No attempts to measure the radio_emission of the remaining planets have been reported , and , because of their distances , small diameters , or low_temperatures , the thermal radiation at radio wave_lengths reaching the earth from these sources is expected to be of very low intensity .

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