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septendecillion

[sep-ten-di-sil-yuh n] /ˌsɛp tɛn dɪˈsɪl yən/
noun, plural septendecillions (as after a numeral) septendecillion.
1.
a cardinal number represented in the U.S. by 1 followed by 54 zeros, and in Great Britain by 1 followed by 102 zeros.
adjective
2.
amounting to one septendecillion in number.
Origin
1935-1940
1935-40; < Latin septendec(im) seventeen + -illion, as in million
Related forms
septendecillionth, adjective, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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