'tween deck

American  

noun

Nautical.

1. any space between two continuous decks in the hull of a vessel, as between a shelter deck and a freeboard deck.

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'tween deck British  

noun

1. nautical a space between two continuous decks of a vessel

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Etymology

Origin of 'tween deck

First recorded in 1810–20

Example Sentences

Inside, nearly everything above and below decks was rebuilt or replaced, and a new ’tween deck was sandwiched in between the cargo holds and the main deck, the original having been removed in the 1930s.

From New York Times • Sep. 22, 2016

And Wavertree once again has its ’tween deck, a modest level between the main deck and the cargo hold that had been absent for decades.

From New York Times • May 29, 2016

Then they are ushered below to the ’tween deck for the long journey home.

From "Blood on the River" by Elisa Carbone

Two sailors swing down into the ’tween deck, and there is the clanking of chains as they unlock Captain Smith’s irons.

From "Blood on the River" by Elisa Carbone

I rub my eyes and blink in the dim light of the ’tween deck.

From "Blood on the River" by Elisa Carbone