main deck

noun

Definition of main deck

: the principal deck of a ship:
a : the highest complete deck on a naval vessel extending the full length and width of the ship
b : the deck next below the upper or the shelter deck on a merchant ship usually located at the end of the transverse framing often : the uppermost continuous deck so constructed that it is possible to close securely all openings

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Cite this Entry

“Main deck.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/main%20deck. Accessed 19 Oct. 2020.

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