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billion |
Also found in: Dictionary/thesaurus, Acronyms, Encyclopedia, Wikipedia | 0.46 sec. |
billionCardinal number represented by a 1 followed by nine zeros (1,000,000,000 or 109), equivalent to a thousand million. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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To comprehend the meaning of these figures, it is necessary to observe that a quintillion is to a billion as a billion is to unity; in other words, there are as many billions in a quintillion as there are units in a billion. If her population was a billion, and was increasing twenty millions a year, in twenty-five years it would be a billion and a half--equal to the total population of the world in Why, I should have been laughed at for a billion miles around. |
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