How do you say north america in french?

The most common way to say "North America" in French is "l'Amérique du Nord".

Here's a breakdown:

* l' is the definite article "the"

* Amérique is "America"

* du is the preposition "of"

* Nord is "North"

You can also say "l'Amérique septentrionale" which literally means "Northern America" but is used less often.