/ Thesaurus / N Synonyms of national science foundation Find synonyms for: Noun1. National Science Foundation, NSF, independent agencyusage: an independent agency of the federal government responsible for the promotion of progress in science and engineering by supporting programs in research and educationWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language