One who maintains that the human races are all of one
species; -- opposed to polygenist.
1. hat or covering for the head. 2. (Her.) A cap of maintenance. See Maintenance. Chapeau bras ( Etym: [F. chapeau hat + bras arm], a hat so made that it can be compressed and carried under the arm without injury. Such hats were particularly worn on dress occasions by gentlemen in the 18th century. A...