Billiard or billiards may refer to:
Cue sports A , a type of shot in cue sports (see below) Billiards: cue sports in general; the term "billiards" by itself is also sometimes used to refer to any of the following more specifically: Carom billiards (also known as French billiards), games in general (a chiefly non-British usage) Three-cushion billiards, even more specifically, the most popular form of carom billiards worldwide The specific game of English billiards (a chiefly British, Irish and Australian usage) Pool (cue sports) (pocket billiards) games, such as eight-ball and nine-ball, in general (a chiefly colloquial North American usage) See the list of cue sports for various other games with "billiards" in their names; also more specifically: Pin billiards, a fairly large number of billiard games that use a pin, or a set of pins or "skittles" Bar billiards, a game combining elements of bagatelle and English billiards Electric billiards, an obsolete term for pinball Billiard table: The bounded table on which cue sports are played
Lawn sports Ground billiards Lawn billiards
Mathematics and physics Billiard (number), the long-scale name used in most European languages for the number 1015 (called quadrillion in the short scale generally used in English) Dynamical billiards, the mathematical theory of particle trajectories within a closed reflective boundary
People Cora Billiard Wickham Sibley (née Billiard, 1884–1976), American painter, and wife of Robert Pelton Sibley Harry Billiard (1883–1923), Major League Baseball pitcher Maria Duchêne-Billiard (1884–?), French contralto of the Metropolitan Opera
See also Billiards World Cup Association, a governing body for carom billiards Billard (disambiguation)