Submitted by György Chityil ... on Fri, 01/19/2018 - 20:43 Hierarchy: NumeralDescription: {{context|cardinal|British|rare}} 10<sup>15</sup>, a million milliards.Ngram: billiardNgram Text: billiardSource: WiktionaryIssue: 0Wiktionary tag: cardinalrareNgram Count: 1