Reflected TV, radio or radar beam (4)
I believe the answer is:
echo
(Other definitions for echo that I've seen before include "next to delta" , "Return of sound waves" , "Mythical nymph" , "Sound following" , "Bounced sound" .)
I believe the answer is:
echo
(Other definitions for echo that I've seen before include "next to delta" , "Return of sound waves" , "Mythical nymph" , "Sound following" , "Bounced sound" .)