deadlight
A strong shutter fitted over a porthole, that can be closed in bad weather to keep…A strong (often wooden) shutter fitted over a porthole, that can be closed in bad weather to keep water out and discourage the glass windows from breaking.
Meaning
4 sensesA strong (often wooden) shutter fitted over a porthole, that can be closed in bad weather to keep water out and discourage the glass windows from breaking.
a strong shutter over a ship's porthole that is closed in stormy weather
A deck prism, a device to allow light into the cabin of boat through the deck.
(archaic, figuratively)An eye.
(archaic, figuratively)An eyelid.
Origin
From dead + light.From dead + light.
Wiktionary, CC BY-SA 4.0 · source
Dictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.