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tredecillion

[tree-di-sil-yuh n] /ˌtri dɪˈsɪl yən/
noun, plural tredecillions (as after a numeral) tredecillion.
1.
a cardinal number represented in the U.S. by 1 followed by 42 zeros, and in Great Britain by 1 followed by 78 zeros.
adjective
2.
amounting to one tredecillion in number.
Origin
1930-1935
1930-35; < Latin trē(s) three + decillion
Related forms
tredecillionth, adjective, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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