quadrillion

noun qua·dril·lion \ kwä-ˈdril-yən \

Definition of quadrillion

US : a number equal to 1 followed by 15 zeros — see Table of Numbers; alsoBritish : a number equal to 1 followed by 24 zeros — see Table of Numbers

quadrillion

adjective

quadrillionth

play \kwä-ˈdril-yən(t)th\ adjective or noun

Recent Examples of quadrillion from the Web

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Origin and Etymology of quadrillion

French, from Middle French, from quadri- + -illion (as in million)


QUADRILLION Defined for English Language Learners

quadrillion

noun

Definition of quadrillion for English Language Learners

  • : the number 1,000,000,000,000,000 : one thousand trillion


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