• synonyms


[ guh-zil-yuh n ]
/ gəˈzɪl yən /

noun Informal.

an extremely large, indeterminate number.

Nearby words

gazer, gazette, gazetted officer, gazetteer, gaziantep, gazillion, gazillionaire, gazogene, gazpacho, gazump, gazunder

Origin of gazillion

ga-, variant of ka- + zillion Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for gazillion

British Dictionary definitions for gazillion


/ (ɡəˈzɪljən) informal /

noun plural -lions or -lion

(often pl) an extremely large but unspecified number, quantity, or amountgazillions of people turned up


  1. amounting to a gazilliona gazillion types to choose from
  2. (as pronoun)I found a gazillion under the sink

Word Origin for gazillion

C20: on the model of million
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

Word Origin and History for gazillion


by 1984, with made-up prefix and ending from billion, trillion, etc.

Online Etymology Dictionary, © 2010 Douglas Harper