/ Thesaurus / E Synonyms of electrical energy Find synonyms for: Noun1. electricity, electrical energy, energy, free energyusage: energy made available by the flow of electric charge through a conductor; "they built a car that runs on electricity"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language