Definition of Quadrillion
The word "quadrillion" uses 11 letters: adiillnoqru.
n. - According to the French notation, which is followed also upon the Continent and in the United States, a unit with fifteen ciphers annexed; according to the English notation, the number produced by involving a million to the fourth power, or the number represented by a unit with twenty-four ciphers annexed. See the Note under Numeration. 2
Words formed by adding one letter before or after quadrillion (in bold), or to adiillnoqru in any order:
s - quadrillions
Shorter words found within quadrillion