/ Thesaurus / O Synonyms of orangutang Find synonyms for: Noun1. orangutan, orang, orangutang, Pongo pygmaeus, great ape, pongidusage: large long-armed ape of Borneo and Sumatra having arboreal habitsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language