Wiktionary
double doors
n. A set of two adjoining doors that can be opened independently.
Usage examples of "double doors".
He saw a sign marked for one of the docking areas, turned right, and saw huge double doors that were just sitting open, which led to the docking ports.
As Johann followed the warrior alien around the perimeter of the mound, they crossed two more paths, each of which ended m double doors that led inside the mound.