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
the number that is represented as a one followed by 12 zeros; "in England they call a trillion a billion" the number that is represented as a one followed by 18 zeros; "in England they call a quintillion a trillion" one million million in the United States one quintillion in Great Britain
{i} number equaling one thousand billions, one million millions, one followed by 12 zeros (in the U.S. and France); one followed by 18 zeros (in Great Britain and Germany)
The plural form is trillion after a number, or after a word or expression referring to a number, such as `several' or `a few'. A trillion is a million million. Between July 1st and October 1st, the central bank printed over 2 trillion roubles
the number that is represented as a one followed by 18 zeros; "in England they call a quintillion a trillion"