septendecillion

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noun, often attributive sep·ten·de·cil·lion \(ˌ)sep-ˌten-di-ˈsil-yən\

Definition of septendecillion

  1. US :  a number equal to 1 followed by 54 zeros — see number table; also, British :  a number equal to 1 followed by 102 zeros — see number table

Origin and Etymology of septendecillion

Latin septendecim seventeen (from septem seven + decem ten) + English -illion (as in million) — more at ten

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