Definitions of radio

  1. medium for communication
  2. ( combining form) indicating radiation or radioactivity; " radiochemistry"
  3. indicating radiation or radioactivity; " radiochemistry"
  4. Of or pertaining to, or employing, or operated by, radiant energy, specifically that of electric waves; hence, pertaining to, or employed in, radiotelegraphy.
  5. A combining form indicating connection with, or relation to, a radius or ray; specifically ( Anat.), with the radius of the forearm; as, radio- ulnar, radio- muscular, radio- carpal.
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