back entrance, back door - an entrance at the rear of a building

building, edifice - a structure that has a roof and walls and stands more or less permanently in one place; "there was a three-story building on the corner"; "it was an imposing edifice"

doorhandle, doorknob - a knob used to release the catch when opening a door (often called `doorhandle' in Great Britain)

doorlock - a lock on an exterior door

doorway, room access, door, threshold - the entrance (the space in a wall) through which you enter or leave a room or building; the space that a door can close; "he stuck his head in the doorway"

Dutch door, half door - an exterior door divided in two horizontally; either half can be closed or open independently

front door, front entrance - exterior door (at the entrance) at the front of a building

flexible joint, hinge - a joint that holds two parts together so that one can swing relative to the other

paneling, panelling, pane - a panel or section of panels in a wall or door

side door, side entrance - an exterior door at one side of a building