trillion

noun

tril·​lion ˈtri(l)-yən How to pronounce trillion (audio)
1
: a number equal to 1,000 times one billion see Table of Numbers
2
: an indeterminately large number
a trillion mosquitoes out tonight
trillion adjective
trillionth adjective or noun

Examples of trillion in a Sentence

Recent Examples on the Web The bidirectional communication between the gut and the brain incorporates signals from trillions of gut microbes collectively known as the intestinal microbiota and affects a plethora of processes around the body, including inflammation. Shilpa Ravella, TIME, 30 Apr. 2024 This summer, Americans will see trillions of cicadas – a small insect with a striking sound. Liam Gravvat, USA TODAY, 24 Apr. 2024 This convergence, a rare occurrence last witnessed in 1803, is poised to paint the landscape with the buzzing symphony of billions — maybe even trillions — of winged insects engaged in their raucous mating rituals. The Arizona Republic, 11 Apr. 2024 Even with trillions of dollars in market cap, this emerging space is still looked down upon. Larry Dvoskin, Rolling Stone, 18 Apr. 2024 While the emergence of trillions of bugs from the ground may seem apocalyptic, cicadas pose no threat to humans or other animals. Caitlin O'Kane, CBS News, 9 Apr. 2024 The cicadas are coming: What to expect from the double brood emergence of trillions of breeding, singing bugs Education Secretary Miguel Cardona has the ability to designate provisions for early implementation of these plans, per a senior administration official. Arthur Jones Ii, ABC News, 8 Apr. 2024 Think trillions, maybe even quadrillions These hideaway cicadas are found only in the eastern United States and a few tiny other places. Seth Borenstein, The Christian Science Monitor, 2 Apr. 2024 Earlier this year, there were reports that OpenAI’s CEO, Sam Altman, was seeking to raise trillions of dollars to significantly expand the world’s supply of semiconductor chips. Michael Cannivet, Forbes, 28 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'trillion.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

French, from tri- + -illion (as in million)

First Known Use

1690, in the meaning defined at sense 1

Time Traveler
The first known use of trillion was in 1690

Dictionary Entries Near trillion

Cite this Entry

“Trillion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trillion. Accessed 3 May. 2024.

Kids Definition

trillion

noun
tril·​lion ˈtril-yən How to pronounce trillion (audio)
1
: a number equal to 1,000 times one billion see number
2
: a very large number
a trillion mosquitoes out tonight
trillion adjective
trillionth adjective
trillionth noun
Last Updated: - Updated example sentences
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