deadlight
Americannoun
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a strong shutter able to be screwed against the interior of a porthole in heavy weather.
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a thick pane of glass set in the hull or deck to admit light.
noun
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nautical
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a bull's-eye let into the deck or hull of a vessel to admit light to a cabin
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a shutter of wood or metal for sealing off a porthole or cabin window
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a skylight designed not to be opened
Etymology
Origin of deadlight
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Feast on the details: white gold cowlings and guards, tiny coils to scale of halyards hung on mast cleats, even deadlight prisms of acrylic in the cockpit deck.
From Time Magazine Archive
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He drew back to avoid a brick that threatened to enter the deadlight, and the conversation ended.
From The Grain Ship by Robertson, Morgan
Do not allow a man to go on deck, nor to open a deadlight.
From On a Torn-Away World Or, the Captives of the Great Earthquake by Rockwood, Roy
However, Denman could still look out through a deadlight.
From The Wreck of the Titan or, Futility by Robertson, Morgan
They are certainly particular about showing light after dark; by 6 p.m. all port-holes are closed, and every cabin has its iron deadlight down.
From The Incomparable 29th and the "River Clyde" by Davidson, George
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.