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trillion

[ tril-yuh n ]
/ ˈtrɪl yən /
SEE SYNONYMS FOR trillion ON THESAURUS.COM

noun, plural tril·lions, (as after a numeral) tril·lion.

a cardinal number represented in the U.S. by 1 followed by 12 zeros, and in Great Britain by 1 followed by 18 zeros.

adjective

amounting to one trillion in number.

QUIZZES

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Question 1 of 10
Which of the options below is the best punctuation for the sentence? It__s your turn to pick the movie __ but your sister gets to pick the board game we _ re going to play.
Its your turn to pick the movie but your sister gets to pick the board game we’re going to play.
It’s your turn to pick the movie but your sister gets to pick the board game were going to play.
It’s your turn to pick the movie, but your sister gets to pick the board game we’re going to play.
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Origin of trillion

1680–90; < French, equivalent to tr(i)- tri- + (m)illion million

OTHER WORDS FROM trillion

tril·lionth, noun, adjective

Words nearby trillion

triliteral, triliteralism, trilithon, trill, trilling, trillion, trillionaire, trillium, trilobate, trilobed, trilobite
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Words related to trillion

profusion, gathering, stockpile, scad, cluster, fullness, jumble, total, mint, bunch, mountain, congeries, lots, sum, much, hill, hoard, ream, agglomeration, cargo

Example sentences from the Web for trillion

British Dictionary definitions for trillion

trillion
/ (ˈtrɪljən) /

noun

the number represented as one followed by twelve zeros (10 12); a million million
(formerly, in Britain) the number represented as one followed by eighteen zeros (10 18); a million million million
(often plural) an exceptionally large but unspecified number

determiner

(preceded by a or a numeral)
  1. amounting to a trilliona trillion stars
  2. (as pronoun)there are three trillion

Derived forms of trillion

trillionth, noun, adjective

Word Origin for trillion

C17: from French, 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