1. A residential unit located on the ground level of a building, with direct access to street level or outdoor areas
The ground floor apartment has easy access to the street and a small patio.
O apartamento no térreo tem fácil acesso à rua e um pequeno pátio.
2. An apartment situated at street level, typically without stairs needed to enter from outside
We prefer a ground floor apartment because it's convenient for elderly relatives.
Preferimos um apartamento no térreo porque é conveniente para parentes idosos.