Breadcrumb Home > Thesaurus > B Synonyms of belowground Find synonyms for: Adjective 1. belowground, underground, subsurface (vs. overhead) (vs. surface) usage: under the level of the ground; "belowground storage areas"; "underground caverns" 2. belowground, buried (vs. unburied), inhumed, interred usage: underneath the ground; "most of his friends are now belowground" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of belowground (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: farrago Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language