Roget's Thesaurus
ENGLISH THESAURUS, A BOOK LISTING CATEGORIES OF WORDS GROUPED BY SEMANTICS, FIRST EDITION
Rogets Thesaurus; Rogets Thesaurus/Outline; Rogets; Roget's; Roget’s Thesaurus; Roget's International Thesaurus
Roget's Thesaurus is a widely used English-language thesaurus, created in 1805 by Peter Mark Roget (1779–1869), British physician, natural theologian and lexicographer.