/ Thesaurus / P Synonyms of planetal Find synonyms for: Adjective1. planetal, planetaryusage: of or relating to or resembling the physical or orbital characteristics of a planet or the planets; "planetary motion"; "planetary year"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language