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nonillion

[noh-nil-yuh n] /noʊˈnɪl yən/
noun, plural nonillions (as after a numeral) nonillion.
1.
a cardinal number represented in the U.S. by 1 followed by 30 zeros, and in Great Britain by 1 followed by 54 zeros.
adjective
2.
amounting to one nonillion in number.
Origin
1680-1690
1680-90; < French, equivalent to non- (< Latin nōnus ninth) + -illion, as in million million
Related forms
nonillionth, noun, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for nonillion

nonillion

/nəʊˈnɪljən/
noun
1.
(in Britain, France, and Germany) the number represented as one followed by 54 zeros (1054)
2.
(in the US and Canada) the number represented as one followed by 30 zeros (1030) Brit word quintillion
Derived Forms
nonillionth, adjective, noun
Word Origin
C17: from French, from Latin nōnus ninth, on the model of million
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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