/ Thesaurus / S Synonyms of spirit level Find synonyms for: Noun1. level, spirit level, indicatorusage: indicator that establishes the horizontal when a bubble is centered in a tube of liquidWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language