English

Definition of googol noun from the Oxford Advanced Learner's Dictionary

 

googol

 noun
noun
BrE BrE//ˈɡuːɡɒl//
 
; NAmE NAmE//ˈɡuːɡɔːl//
 
(mathematics)
 
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the number 10100, or 1 followed by 100 zeros Word Origin 1940s: said to have been coined by the nine-year-old nephew of E. Kasner (1878–1955), American mathematician, at Kasner's request.
See the Oxford Advanced American Dictionary entry: googol