a cardinal number represented in the U.S. by 1 followed by 33 zeros, and in Great Britain by 1 followed by 60 zeros.
amounting to one decillion in number.
Origin of decillion
1835–45; < Latin dec(em) ten + -illion, as in million
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for decillion
Historical Examples of decillion
The number of grains of sand in this sphere of the fixed stars would be a decillion decillion 6.Astronomical Curiosities
J. Ellard Gore
(in Britain, France, and Germany) the number represented as one followed by 60 zeros (10 60)
(in the US and Canada) the number represented as one followed by 33 zeros (10 33)
Word Origin for decillion
C19: from Latin decem ten + -illion as in million
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