/ Thesaurus / M Synonyms of mark twain Find synonyms for: Noun1. Clemens, Samuel Langhorne Clemens, Mark Twainusage: United States writer and humorist best known for his novels about Tom Sawyer and Huckleberry Finn (1835-1910)WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: maritime Analogy of the Day: Today?s Analogy Spelling Bee: Today?s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language