'Skylight' definitions:

Definition of 'skylight'

From: WordNet
noun
A window in a roof to admit daylight [syn: skylight, fanlight]

Definition of 'Skylight'

From: GCIDE
  • Skylight \Sky"light`\, n. A window placed in the roof of a building, in the ceiling of a room, or in the deck of a ship, for the admission of light from above. [1913 Webster]