/ Thesaurus / R Synonyms of rotary converter Find synonyms for: Noun1. synchronous converter, rotary, rotary converter, electrical converterusage: electrical converter consisting of a synchronous machine that converts alternating to direct current or vice versaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: aversion Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language