centillion

noun

cen·​til·​lion sen-ˈtil-yən How to pronounce centillion (audio)
often attributive
US : a number equal to 1 followed by 303 zeros see Table of Numbers
also, British : a number equal to 1 followed by 600 zeros see Table of Numbers

Word History

Etymology

Latin centum + English -illion (as in million)

First Known Use

1852, in the meaning defined above

Time Traveler
The first known use of centillion was in 1852

Dictionary Entries Near centillion

Cite this Entry

“Centillion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/centillion. Accessed 20 Feb. 2024.

Love words? Need even more definitions?

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