Dictionary.com

Popular Searches

 Thesaurus.com

octodecillion

American  
[ok-toh-di-sil-yuhn] / ˌɒk toʊ dɪˈsɪl yən /

noun

plural

octodecillions,

plural

octodecillion

  1. a cardinal number represented in the U.S. by 1 followed by 57 zeros, and in Great Britain by 1 followed by 108 zeros.

adjective

  1. amounting to one octodecillion in number.

Other Word Forms

  • octodecillionth adjective

Etymology

Origin of octodecillion

1935–40; < Latin octōdec ( im ) eighteen + English -illion, as in million

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The odds rise to something like 1 in 100 octodecillion.

From New York Times

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.