octillion
[ ok-til-yuhn ]
noun,plural oc·til·lions, (as after a numeral) oc·til·lion.
a cardinal number represented in the U.S. by 1 followed by 27 zeros, and in Great Britain by 1 followed by 48 zeros.
adjective
amounting to one octillion in number.
Origin of octillion
1Other words from octillion
- oc·til·lionth, noun, adjective
Words Nearby octillion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
British Dictionary definitions for octillion
octillion
/ (ɒkˈtɪljən) /
noun
(in Britain and Germany) the number represented as one followed by 48 zeros (10 48)
(in the US, Canada, and France) the number represented as one followed by 27 zeros (10 27)
Origin of octillion
1C17: from French, on the model of million
Derived forms of octillion
- octillionth, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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