0 the part of a building or room that you open or close to get inside it or out of it -- puerta
Please shut the door behind you.
1 in a place that is two, three, etc. houses away -- dos, tres, etc. casas más abajo/arriba
We live just a few doors away from the Smiths.
2 the part of building, room, vehicle, etc. you go through to go into or out of it -- puerta [ feminine ]
the bedroom/kitchen door la puerta del dormitorio / la cocina
to open/close the door abrir/cerrar la puerta
Knock on the door. Llamar a la puerta.
3 a space in a room where the door is -- entrada [ feminine ]
He was standing in the door. Estaba de pie en la entrada.
4 in private -- en privado
I believe that in this respect, as well, we are knocking on open doors.
That opens the door to the patentability of software.
At the very least we must leave open the door to an integrated presidency in a few years time.
This reinforcement by the back door should be rejected in the strongest possible terms.
The barn door is wide open, and now we want to bring the harvest in.
Open borders could easily lead to us closing the door on dynamism and improvements.
Behind closed doors the argument has focused on the numerator.
Even more important is clear wording, which assures us that another back door will not be opened.