Definition of "billiard" in Anglais

noun

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

2. (attributive) Pertaining to the game of billiards.

   • a billiard table; a billiard ball

3. A dynamical system in which a particle alternates between motion in a straight line and specular reflections from a boundary.

numeral

1. (British, rare) 10¹⁵, a thousand billion (long scale) or a million milliard.