Deadlight meaning
A skylight constructed so that it cannot be opened.
noun
A strong shutter or plate fastened over a ship's porthole or cabin window in stormy weather.
noun
A thick window set in a ship's side or deck.
noun
A round metal cover placed over a ship's porthole in stormy weather.
noun
A window of heavy glass set in the deck or side of a ship.
noun
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A skylight made so as not to be opened.
noun