/ Thesaurus / L Synonyms of local oscillator Find synonyms for: Noun1. local oscillator, heterodyne oscillator, oscillatorusage: an oscillator whose output heterodynes with the incoming radio signal to produce sum and difference tonesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language