sunroof

from WordNet (r) 3.0 (2006)

sunroof
    n 1: an automobile roof having a sliding or raisable panel;
         "`sunshine-roof' is a British term for `sunroof'" [syn:
         {sunroof}, {sunshine-roof}]

from The Collaborative International Dictionary of English v.0.48

Sunroof \Sun"roof`\, n.
   a panel in the roof of an automobile, usually above the
   driver's seat, that can be opened.
   [PJC] Sunset

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