D defs.my
Entry 1 sense Webster, 1913

Skylight

/skīl'-ītˌ/ · Sky·light · IPA /ˈskaɪˌlaɪt/
01 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.
  1. 1.
    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.