/ Thesaurus Find synonyms for: Adjective1. aboveground, surface (vs. subsurface) (vs. overhead)usage: on or above the surface of the ground; "aboveground nuclear testing"; "surface instruments for detecting oil deposits"; "surface transportation"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.See also: aboveground (Dictionary) Related Content Daily Word Quiz: quince Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language Synonyms Index