Breadcrumb Home > Thesaurus > A Synonyms of astrodome Find synonyms for: Noun1. astrodome, domeusage: a transparent dome on top of an airplane where the navigator can make celestial observationsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of astrodome (Dictionary) ✖ Related Content Daily Word Quiz: guilloche Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language