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septendecillion

American

[sep-ten-di-sil-yuhn] / ˌsɛp tɛn dɪˈsɪl yən /

noun

plural

septendecillions,

plural

septendecillion

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

amounting to one septendecillion in number.

Other Word Forms

septendecillionth

adjective

Etymology

Origin of septendecillion

1935–40; < Latin septendec ( im ) seventeen + -illion, as in million

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.