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googol

American  
[goo-gawl, -gol, -guhl] / ˈgu gɔl, -gɒl, -gəl /

noun

  1. a number that is equal to 1 followed by 100 zeros and expressed as 10 100 .

googol British  
/ ˈɡuːɡɒl, -ɡəl /

noun

  1. the number represented as one followed by 100 zeros (10 100 )

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
googol Scientific  
/ go̅o̅′gôl′,go̅o̅′gəl /

  1. The number 10 raised to the 100th power (10 100), written out as 1 followed by 100 zeros.

Etymology

Origin of googol

First recorded in 1935–40; introduced by U.S. mathematician Edward Kasner (1878–1955), whose nine-year-old nephew allegedly invented it

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A googol, for example, is 10^100, which has 101 digits.

From Scientific American • Apr. 1, 2014

Of Google, she says it can be an “an empty vessel who don’t know what a googol is.”

From Forbes • Oct. 14, 2013

Science with humanity is googol times more amazing.

From New York Times • Sep. 2, 2013

Only geeks know googol is math speak for the digit one followed by one hundred zeros.

From Inc • May 23, 2013

And yet these numbers, the googol and the googolplex, do not approach, they come nowhere near, the idea of infinity.

From "Cosmos" by Carl Sagan

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.