/ Dictionary / Index S synchronous converter: Meaning and Definition of Find definitions for: syn'chronous convert'er Pronunciation: [key] — Elect. Elect. a synchronous machine for converting alternating current to direct current, or vice versa, in which the armature winding is connected to collector rings and to a commutator. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. synchronous synchronous machine Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language