ground floor

US /ˈɡraʊnd flɔːr/
UK /ˈɡraʊnd flɔːr/
"ground floor" picture
1.

rez-de-chaussée

the floor of a building that is at the same level as the ground outside

:
The reception area is on the ground floor.
La réception se trouve au rez-de-chaussée.
Our apartment is on the ground floor, so it's easy to access.
Notre appartement est au rez-de-chaussée, donc il est facile d'accès.