Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “trillion”

trillion

number     /ˈtrɪl.jən/ (plural trillion or trillions)
the number 1,000,000,000,000: a/one trillion Four light years is 25 trillion miles. trillions of dollarsCardinal numbers, including nought and zero trillionth     /-jənθ/ ordinal number, noun [C] Ordinal numbers
(Definition of trillion number from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of trillion

Definitions of “trillion” in other dictionaries

Word of the Day

limber up

to do gentle exercises to stretch the muscles in order to prepare the body for more active physical exercise

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More