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deadlight Syllabification: dead·light
Pronunciation: /ˈdedlīt/

Definition of deadlight in English:


1A protective cover or shutter fitted over a porthole or window on a ship.
Example sentences
  • The side facing me had five square windows complete with deadlight covers, all encrusted in coral.
  • As we dropped off the tip of the bow to seabed level and swam along the wreck, we could see numerous portholes, all with heavy-duty deadlights securely fixed shut.
  • Fresh air was admitted through two large wind sails in the forward hatches, and also through the deadlights upon each side of the ship.
2US A skylight designed not to be opened.
Example sentences
  • The fully insulated oval glass front door with the 12"x36" deadlight above it really brightens up the front entrance.

Definition of deadlight in:

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