billion
numeralmasculine/biˈljɐ̃w̃/medium
bi·li·ão
Definition
The cardinal number equivalent to one thousand million (1,000,000,000 or 10^9).
The budget deficit amounts to several billion euros.
The galaxy contains billions of stars.
Common collocations
two billionseveral billionbillions of dollars
Etymology
Do francês 'billion', por sua vez do prefixo 'bi-' (dois) e a terminação '-illion' (de 'million').