/ Thesaurus / S Synonyms of snow line Find synonyms for: Noun1. snow line, lineusage: the line on a mountain above which there is perpetual snow and iceWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language