from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The cardinal number equal to 1012.
- n. Chiefly British The cardinal number equal to 1018.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A million million: 1 followed by twelve zeros, 1012.
- n. A million million million: 1 followed by eighteen zeros, 1018.
from the GNU version of the Collaborative International Dictionary of English
- n. According to the French notation, which is used upon the Continent generally and in the United States, the number expressed by a unit with twelve ciphers annexed; a million millions; according to the English notation, the number produced by involving a million to the third power, or the number represented by a unit with eighteen ciphers annexed. See the Note under numeration.
from The Century Dictionary and Cyclopedia
- n. In the original and most systematic sense, sometimes called English numeration, though of Italian origin, the third power of a million
- n. a million of millions of millions; in the French numeration, usual in the United States, a thousand billions, or a million millions.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. one quintillion in Great Britain
- n. the number that is represented as a one followed by 18 zeros
- n. the number that is represented as a one followed by 12 zeros
- n. a very large indefinite number (usually hyperbole)
- adj. one million million in the United States
French : tri-, third power (from Latin tri-, tri-) + (m)illion, million (from Old French milion; see million).(American Heritage® Dictionary of the English Language, Fourth Edition)
From French trillion. (Wiktionary)