BILLIARD
billiard
(adjective) of or relating to billiards; “a billiard ball”; “a billiard cue”; “a billiard table”
Source: WordNet® 3.1
Etymology 1
Noun
billiard (plural billiards)
A shot in billiards or snooker in which the cue ball strikes two other balls; a carom.
(attributive) Pertaining to the game of billiards.
A dynamical system in which a particle alternates between motion in a straight line and specular reflections from a boundary.
Etymology 2
Numeral
billiard (plural billiards)
(British, rare) 1015, a thousand billion (long scale) or a million milliard.
Synonyms
• (1015): a short scale quadrillion
Source: Wiktionary
Bil"liard, a.
Definition: Of or pertaining to the game of billiards. "Smooth as is a
billiard ball." B. Jonson.
Source: Webster’s Unabridged Dictionary 1913 Edition