noun \ˈbi(l)-yən\

: the number 1,000,000,000 : one thousand million

: a very large amount or number

: the number 1,000,000,000,000

Full Definition of BILLION

— see number table
:  a very large number
billion adjective
bil·lionth \-yən(t)th\ adjective or noun

Examples of BILLION

  1. We could see a billion stars in the sky.

Origin of BILLION

French, from bi- + -illion (as in million)
First Known Use: 1834

Rhymes with BILLION


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