sexdecillion

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noun, often attributive sex·de·cil·lion \ˌseks-di-ˈsil-yən\

Definition of sexdecillion

  1. US :  a number equal to 1 followed by 51 zeros — see number table; also, British :  a number equal to 1 followed by 96 zeros — see number table

Origin and Etymology of sexdecillion

Latin sedecim, sexdecim sixteen (from sex six + decem ten) + English -illion (as in million) — more at ten


First Known Use: 1848

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