1. A protective covering that covers or forms the top of a building 
2. Protective covering on top of a motor vehicle 
3. The inner top surface of a covered area or hollow space
   "the roof of the cave was very high"; "I could see the roof of the bear's mouth" 
4. An upper limit on what is allowed
   "there was a roof on salaries"
   - ceiling, cap

1. Provide a building with a roof; cover a building with a roof

Derived forms: roofs, roofed, roofing

See also: roofer, roofing

Type of: control, cover, covering, natural covering, protection, protective cover, protective covering

Part of: auto, autobus, automobile, building, bus, car, cave, charabanc [Brit], coach, double-decker, edifice, jitney [N. Amer], lorry [Brit], machine, motorbus, motorcar, motorcoach, motortruck [N. Amer], omnibus, passenger vehicle, truck

Encyclopedia: Roof

• Lexington and Concord
• lexis
• ley
• Leycesteria
• Leycesteria formosa
• Leyden
• Leyden jar
• Leydig cell
• Leydig's cell
• Leymus
• Leymus arenaria
• Leymus condensatus
• Leyte
• Leyte invasion
• Leyte Island
• LF
• LGB
• LGV
• LH
• Lhasa
• Lhasa apso
• Lhotse
• LHS
• li
• Li Po