noun, plural cen·til·lions, (as after a numeral) cen·til·lion.
a cardinal number represented in the U.S. by 1 followed by 303 zeros, and in Great Britain by 1 followed by 600 zeros.
amounting to one centillion in number.
Million-dollar hair? OK, sure — but what do you call the biggest numbers in existence?
You’ve probably heard about the football player Troy Polamalu whose long locks are, as of today, insured for $1,000,000 dollars. The silly stunt is just the chance we need to talk big — bigger than a million. How big? Let’s see how big. A “million” is literally Latin for “a great thousand” (mille is “thousand,” -ion is “largeness” or “greatness.”) A “billion” is literally “two …
Origin of centillion
1850–55; < Latin cent(um) 100 + -illion (as in million, billion, etc.)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
noun plural -lions or -lion
(in Britain and Germany) the number represented as one followed by 600 zeros (10 600)
(in the US, Canada, and France) the number represented as one followed by 303 zeros (10 303)
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
Online Etymology Dictionary, © 2010 Douglas Harper