Back to Dictionary

billion

/ˈbɪljən/
Word
Definition

A billion is a very large number: 1,000,000,000.

Example Sentence

There are billions of stars in outer space.

Source: 4000 Essential English Words - Book 2

Want to remember this word?

Add “billion” to your active deck and practice it using our scientific spaced repetition SM-2 algorithm. Set custom study alerts to maintain your streak!

Start Practicing Now (Free)