Breadcrumb Home > Thesaurus > P Synonyms of power grid Find synonyms for: Noun1. power system, power grid, grid, facility, installationusage: a system of high tension cables by which electrical power is distributed throughout a regionWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: sepulture Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language