Adjective

billiard

1. Pertaining to the game of billiards.

Noun

Singular billiard

Plural billiards

billiard (plural billiards)

1. a shot in billiards or snooker in which the cue ball strikes two other balls; a carom.

Numeral

billiard

1. (cardinal, British, rare) 10, a million milliards.

• Western (Arabic) Numeral billiard, 10
  • Previous: long scale: billion, 10
  • Next: long scale: trillion, 10
• Symbolic: 10 = 1,000,000,000,000,000

French

Cardinal number

billiard

1. 10, a thousand billion by the long scale, a short scale quadrillion.

• Western (Arabic) Numeral billiard, 10
  • Previous: billion, 10
  • Next: trillion, 10

Billiard or billiards may refer to:

• A billiard, a type of shot in cue sports (see below)
• Billiards: Cue sports in general, including pool, carom billiards, snooker, etc. 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, in the North America, the British Commonwealth, etc.)
• The specific game of English billiards (a chiefly British usage)
• Pocket billiards (pool) games (such as eight-ball and nine-ball) in general (a chiefly colloquial American/british usage)

• Billiard, the (chiefly French) long-scale name for the number 10 in mathematics (called "quadrillion" in short scale)

• Dynamical billiards, the mathematical theory of particle trajectories within a closed reflective boundary, in theoretical physics (contrast this mass noun with the count noun "dynamical billiard", below)

• A dynamical billiard, any of several systems of particle trajectories within a closed reflective boundary

• Nicolas billiards, an obscure French board game invented in 1895, and of no relation to the games above (see its French article for an illustration)
• Indian (or Nepalese) finger billiards, the board game better known as carrom.
• Electric billiards, an obscure term for pinball (from the French billard électrique, who today call pinball flipper, a borrowing from English)