duodecillion

noun, often attributive duo·de·cil·lion \ ˌdü-ō-di-ˈsil-yən , ˌdyü- \

Definition of duodecillion

US : a number equal to 1 followed by 39 zeros — see Table of Numbers; alsoBritish : a number equal to 1 followed by 72 zeros — see Table of Numbers

Origin and Etymology of duodecillion

Latin duodecim twelve + English -illion (as in million)


Learn More about duodecillion


Seen and Heard

What made you want to look up duodecillion? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!