decillion

noun, often attributive de·cil·lion \ di-ˈsil-yən \

Definition of decillion

US :a number equal to 1 followed by 33 zeros — see Table of Numbers; alsoBritish :a number equal to 1 followed by 60 zeros — see Table of Numbers

Origin and Etymology of decillion

Latin decem + English -illion (as in million)

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