/ Thesaurus / T Synonyms of terrestrially Find synonyms for: Adverb1. mundanely, terrestriallyusage: in a worldly manner; "terrestrially changeable"2. terrestriallyusage: to a land environment; "terrestrially adapted"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ravenous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language