Breadcrumb Home > Dictionary > Index A astrodome: Meaning and Definition of Find definitions for: as•tro•dome Pronunciation: (as'tru-dōm"), [key] — n. a transparent dome on top of the fuselage of an aircraft, through which observations are made for celestial navigation. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: astrodome (Thesaurus) astrocyte astrodynamics ✖ Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language