Definition of quadrillion

The word quadrillion uses 11 letters: a, d, i, i, l, l, n, o, q, r, u

quadrillion is playable in:

Words With Friends25
Scrabble US21
Scrabble UK21

Meanings of quadrillion

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.

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