/ Thesaurus / C Synonyms of charles francis hall Find synonyms for: Noun1. Hall, Charles Francis Hallusage: United States explorer who led three expeditions to the Arctic (1821-1871)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language