- 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.
Meaning of 'trillion' (Princeton's WordNet)
1 . trillion
[ n]
Meaning (1): - the number that is represented as a one followed by 18 zeros
Example in sentence:
in England they call a quintillion a trillion
Meaning (2): - the number that is represented as a one followed by 12 zeros
Example in sentence:
in England they call a trillion a billion
Meaning (3): - a very large indefinite number (usually hyperbole)