het·ero·dyne
ˈhe-tə-rə-ˌdīn 
ˈhe-trə-
: of or relating to the production of an electrical beat between two radio frequencies of which one usually is that of a received signal-carrying current and the other that of an uninterrupted current introduced into the apparatus
also
: of or relating to the production of a beat between two optical frequencies
heterodyned; heterodyning
: to combine (something, such as a radio frequency) with a different frequency so that a beat is produced
Cite this Entry
“Heterodyne.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heterodyne. Accessed 4 Nov. 2025.
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