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septillion

 - 2 dictionary results

sep⋅til⋅lion

  [sep-til-yuhn] noun, plural -lions, (as after a numeral) -lion, adjective
–noun
1. a cardinal number represented in the U.S. by 1 followed by 24 zeros, and in Great Britain by 1 followed by 42 zeros.
–adjective
2. amounting to one septillion in number.
Use septillion in a Sentence
Origin:
1680–90; < F, equiv. to sept seven + -illion, as in million

Related forms:
sep⋅til⋅lionth, noun, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2010.
Cite This Source Link To septillion
sep·til·lion   (sěp-tĭl'yən)   
n.  

  1. The cardinal number equal to 1024.

  2. Chiefly British The cardinal number equal to 1042.


[French : Latin septem, seven; see septet + French -illion (as in million, million, from Old French milion; see million).]
sep·til'lion adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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