/ Thesaurus / P Synonyms of point of apoapsis Find synonyms for: Noun1. apoapsis, point of apoapsis, celestial pointusage: (astronomy) the point in an orbit farthest from the body being orbitedWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language