Billion


Billion
Billion Bil"lion, n. [F. billion, arbitrarily formed fr. L. bis twice, in imitation of million a million. See {Million}.] According to the French and American method of numeration, a thousand millions, or 1,000,000,000; according to the English method, a million millions, or 1,000,000,000,000. See {Numeration}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.