/ Thesaurus / G Synonyms of gemini program Find synonyms for: Noun1. Gemini programusage: a program of space flights undertaken by US in 1965 and 1966; "under the Gemini program each crew had two astronauts"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: apogee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language