Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

WORD ORIGIN

1570s, from Middle French desmanteler "to tear down the walls of a fortress," literally "strip of a cloak," from des- "off, away" (see dis-) + manteler "to cloak" (see mantle). Related: Dismantled; dismantling.