Henry David. 1817–62, US writer, noted esp for Walden, or Life in the Woods (1854), an account of his experiment in living in solitude. A powerful social critic, his essay Civil Disobedience (1849) influenced such dissenters as Gandhi
Thoreau in American English
(ˈθɔroʊ; θɔˈroʊ; θəˈroʊ)
Henry David(born David Henry Thoreau) 1817-62; U.S. naturalist & writer