Dictionary definition for: Trillion
1. (n) the number that is represented as a one followed by 18 zeros; "in England they call a quintillion a trillion"
2. (s) one quintillion in Great Britain
3. (n) the number that is represented as a one followed by 12 zeros; "in England they call a trillion a billion"
4. (s) one million million in the United States
WordNet 2.1 Copyright Princeton University. All rights reserved.
