1. 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"
    
2. 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 door";
   - doorway, room access, threshold
    
3. Anything providing a means of access (or escape)
   "we closed the door to Haitian immigrants"; "education is the door to success"
    
4. A structure where people live or work (usually ordered along a street or road)
   "the office next door"; "they live two doors up the street from us"
    
5. A room that is entered via a door
   "his office is the third door down the hall on the left"

1. Open a vehicle door so that it accidentally hits a passing cyclist, pedestrian, or other vehicle
   "The campaign aimed to raise awareness about the dangers of dooring cyclists"

Sounds like: do

Derived forms: doors, doored, dooring

Type of: access, accession, admission, admittance, construction, entrance, entranceway, entrée, entry, entryway, movable barrier, room, structure

Part of: wall

Encyclopedia: Door, Door