quadrillion

American  

[kwo-dril-yuhn] / kwɒˈdrɪl yən /

noun

plural

quadrillions,

plural

quadrillion

1. a cardinal number represented in the U.S. by 1 followed by 15 zeros, and in Great Britain by 1 followed by 24 zeros.

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adjective

1. amounting to one quadrillion in number.

quadrillion British  

/ kwɒˈdrɪljən /

noun

1. US and Canadian word: septillion.  (in Britain) the number represented as one followed by 24 zeros (10 ²⁴ )

2. (in the US and Canada) the number represented as one followed by 15 zeros (10 ¹⁵ )

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determiner

1. 1. amounting to this number

      a quadrillion atoms

   2. ( as pronoun )

      a quadrillion

Other Word Forms

• quadrillionth noun

Etymology

Origin of quadrillion

1665–75; quadr- + -illion (as in million )

Example Sentences

She added she would have preferred to have a £63 quadrillion gift card to spend at the supermarket.

From BBC

The effort relies on a supercomputer in Wyoming that can do nearly 20 quadrillion calculations a second using 328 Nvidia chips.

From The Wall Street Journal

Google said in October that it handles more than 1.3 quadrillion tokens monthly, which is roughly 43 trillion daily.

From Barron's

Estimates for the value of all this vary wildly, from billions to quadrillions.

From BBC

“There’d be something very strange if the best way to train a model was to just generate, like, a quadrillion tokens of synthetic data and feed that back in,” Altman said.

From Seattle Times