Breadcrumb Home > Thesaurus > P Synonyms of pentatonic scale Find synonyms for: Noun1. pentatonic scale, pentatone, gapped scaleusage: a gapped scale with five notes; usually the fourth and seventh notes of the diatonic scale are omittedWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: legerdemain Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language