1) Auto extra 2) Auto option 3) Automotive accessory 4) Convertible alternative 5) Hole in your car 6) Movable sports car top 7) Roof 8) Slidable car part 9) Sliding auto part 10) Sporty car accessory 11) Sunshine-roof 12) Venting car option 1) Newcaroption 2) Option 
An automotive sunroof is a fixed or operable (venting or sliding) opening in an automobile roof which allows light and/or fresh air to enter the passenger compartment. Sunroofs may be manually operated or motor driven, and are available in many shapes, sizes and styles. == History == Sunroofs, by historical definition, are opaque. The first car co...
A fixed or operable opening in the roof of a vehicle that is covered with a metal or glass plug.
[n] - an automobile roof having a sliding or raisable panel
sunshine-roof noun an automobile roof having a sliding or raisable panel; ``sunshine-roof` is a British term for `sunroof``
a section of an automobile roof that can be slid or lifted open. Cf.