While any small and low table can be, and is, called a coffee table, the term is applied particularly to the sets of three or four tables made from about 1790; of which the latter were called 'quartetto tables'.
A low table, typically placed in front of a sofa
doorway: 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"
anything providing a means of access (or escape); "we closed the door to Haitian immigrants"; "education is the door to success"
A hinged, sliding, or revolving barrier at the entrance to a building, room, or vehicle, or in the framework of a cupboard
Used to refer to the distance from one building in a row to another
A doorway
a swinging or sliding barrier that will close the entrance to a room or building or vehicle; "he knocked on the door"; "he slammed the door as he left"
IKEA Coffee Table 001
This is where it all started. An IKEA Pax Fevik wardrobe door, picked up from the As-Is section for $5. There was a vague concept of using it as the top for a coffee table, but nothing well thought-out.
Ship's door coffee table
I LOOOOVE this piece. It's made from a door off the Patrick Henry ship... leg needs a few nails. It is heavy heavy heavy.