First Known Use: 1922
Dictionary
superheterodyne
adjective su·per·het·ero·dyne \ˌsü-pər-ˈhe-tə-rə-ˌdīn, -ˈhe-trə-\
Definition of SUPERHETERODYNE
: used in or being a radio receiver in which an incoming signal is mixed with a locally generated frequency to produce an ultrasonic signal that is then rectified, amplified, and rectified again to reproduce the sound
— superheterodyne noun
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Origin of SUPERHETERODYNE
supersonic + heterodyne
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