Door
Part of speech: noun
Definition: A portal of entry into a building or room, consisting of a rigid plane movable on a hinge. Doors are frequently made of wood or metal. May have a handle to help open and close, a latch to hold the door closed and a lock that ensures the door cannot be opened without the key. An non-physical entry into the next world, a particular feeling, a company, etc. A software mechanism by which a user can interact with a program running remotely on a bulletin board system.
Part of speech: verb
Definition: To cause a collision by opening the door of a vehicle in the front of an oncoming cyclist or pedestrian.
Example sentence: Education is the key to unlock the golden door of freedom.
Doorway
Part of speech: noun
Definition: The passage of a door; entrance way into a house or a room.
Example sentence: Having children was a revelation - it's like going through a doorway, and everything is different forever.