BALL n.
in which a ball moves within a socket, so as to admit of motion in every direction within certain limits. -- Ball bearings, a mechanical device for lessening the friction of axle bearings by means of small loose metal balls. -- Ball cartridge, a cartridge containing a ball, as distinguished from a blank cartridge, co…
BARBIZON SCHOOL; BARBISON SCHOOL n.
landscapes, by Corot, Rousseau, Daubigny, Jules Dupré, and Diaz. Associated with them are certain painters of animals, as Troyon and Jaque, and of peasant life, as Millet and Jules Breton.