goo·gol (go?o?gôl?, -g?l)n. The number 10 raised to the power 100 (10100), written out as the numeral 1 followed by 100 zeros.[Coined at the age of nine by Milton Sirotta, nephew of Edward Kasner (1878-1955), American mathematician.]American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.googol (??u???l; -??l) n (Mathematics) the number represented as one followed by 100 zeros (10100)[C20: coined by E. Kasner (1878?1955), American mathematician]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014goo?gol (?gu g?l) n. a number that is equal to 1 followed by 100 zeros, expressed as 10100. [1935?40; introduced by U.S. mathematician Edward Kasner (1878?1955), whose nine-year-old nephew allegedly invented it] Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.goo·gol (go?o?gôl?, go?o?g?l) The number 10 raised to the 100th power, written as 10100 or as 1 followed by 100 zeros.The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.googol – Coined when mathematician Edward Kasner asked his nephew to create a word for the number 1 followed by 100 zeros.See also related terms for zero.Farlex Trivia Dictionary. © 2012 Farlex, Inc. All rights reserved.