The Billiard reference article from the English Wikipedia on 24-Jul-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Billiard

In European usage, one billiard equals 1,000,000,000,000,000 = 10¹⁵ = one thousand billion = one American quadrillion.

In Britain, Ireland, and Australia, the word "billiard" has been largely replaced by either "thousand billion" or the American usage of "quadrillion".

See also: number names

See Billiards for the game.

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