Want to find a term similar to "erudite" (meaning possessing extensive knowledge on a given subject)? Try "recondite" (meaning knowledge that's obscure and beyond ordinary knowledge). Want to find a word for "proud"? You can use "overweening" (meaning overconfident) instead. Under the time-tested and respected banner of "Roget's Thesaurus", here's an array of words and their definitions organized by meaning. Drawn from the top-selling "The Big Book of Words You Should Know" and "The Words You Should Know to Sound Smart", this thesaurus will be essential for students, writers, and anyone who enjoys a complex and sophisticated vocabulary.