Definitions for octodecillionˌɒk toʊ dɪˈsɪl yən

This page provides all possible meanings and translations of the word octodecillion

Random House Webster's College Dictionary

oc•to•de•cil•lionˌɒk toʊ dɪˈsɪl yən(n.)(pl.)-lions; -lion

  1. (n.)a cardinal number represented in the U.S. by 1 followed by 57 zeros, and in Great Britain by 1 followed by 108 zeros.

  2. (adj.)amounting to one octodecillion in number.

Origin of octodecillion:

1935–40; < L octōdec(im) 18 + E -illion

oc`to•de•cil′lionth(adj.; n.)


  1. octodecillion(Noun)

    (US; modern British & Australian, short scale, rare) 10.

  2. octodecillion(Noun)

    (dated British & Australian, long scale, rare) 10.

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