trillion

[tril-yuhn]

noun

plural

trillions ,

plural

trillion .

1. 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

1. amounting to one trillion in number.

trillion

/ ˈtrɪljən /

noun

1. the number represented as one followed by twelve zeros (10 ¹² ); a million million

2. (formerly, in Britain) the number represented as one followed by eighteen zeros (10 ¹⁸ ); a million million million

3. (often plural) an exceptionally large but unspecified number

determiner

1. 1. amounting to a trillion

      a trillion stars

   2. ( as pronoun )

      there are three trillion

Other Word Forms

• trillionth noun

Word History and Origins

Origin of trillion¹

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

Word History and Origins

Origin of trillion¹

C17: from French, on the model of million

Example Sentences

Our research found that over the next eight years, $60 trillion in U.S. wealth and almost $8 trillion in income separate the best and worst economic scenarios.

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We know this from the $3.3 trillion in deposits they park at the Federal Reserve — money that’s not being put to work, but did earn the industry $176 billion in risk-free profits last year.

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With nearly $1 trillion in cuts to benefits for poor people, lives are at stake.

Read more on Salon

The cost of permanently extending the current marginal tax rates will add a projected $3.1 trillion to the deficit, Tax Foundation researchers said.

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At that time, Wall Street expects the total addressable market for AI infrastructure to reach between $3 trillion and $4 trillion.

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