zillion

noun

zil·​lion ˈzil-yən How to pronounce zillion (audio)
Synonyms of zillionnext
: an indeterminately large number
zillions of mosquitoes
zillionth
ˈzil-yən(t)th How to pronounce zillion (audio)
adjective

Examples of zillion in a Sentence

I have a zillion chores to finish before we can leave.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Zillions of electrons from atoms that make up Earth’s atmosphere get temporarily bounced away from the nucleus of zillions and zillions of atoms. — Mike Lynch, Twin Cities, 9 Aug. 2026 The second, now promoted by a zillion MAGA podcasts, is a postapocalyptic hellscape of sclerotic socialism, repressed speech, and rampaging Muslims. — Helen Lewis, The Atlantic, 26 July 2026 Final Thoughts Today’s kids have a zillion shows at their fingertips, a limitless library available on their screen of choice 24/7. — Lauren Brown West-Rosenthal, Parents, 22 June 2026 While there are a zillion European murder mystery series out there, this one really is top-notch. — Paul Tassi, Forbes.com, 16 May 2026 See All Example Sentences for zillion

Word History

Etymology

z + -illion (as in million)

First Known Use

1934, in the meaning defined above

Time Traveler
The first known use of zillion was in 1934

Rhymes for zillion

See All Rhymes for zillion

Browse Nearby Words

zillah
zillion
zillionaire
See all Nearby Words

Cite this Entry

“Zillion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zillion. Accessed 15 Aug. 2026.

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Kids Definition

zillion

noun
zil·​lion ˈzil-yən How to pronounce zillion (audio)
: a large number
zillions of ants

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