Noun has 2 senses

• one million million(n = noun.quantity) 1000000000000, trillion - the number that is represented as a one followed by 12 zeros; "in England they call a trillion a billion"



• one million million(n = noun.quantity) 1000000000000, billion - the number that is represented as a one followed by 12 zeros; in the United Kingdom the usage followed in the United States is frequently seen;