Dictionary.com
Thesaurus.com

main deck

American  

noun

Nautical.
  1. the uppermost weatherproof deck, running the full length of a ship.


main deck British  

noun

  1. the uppermost sheltered deck that runs the entire length of a vessel

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of main deck

First recorded in 1740–50

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.

See Examples For:

According to survivors, Toczko said, some passengers were below deck but many were on the main deck when it ran into problems.

From Los Angeles Times Jul. 17, 2026

"Today's world needs signs and testimonies that give hope more than words," he said in an impromptu speech in English on the main deck.

From Barron's Oct. 18, 2025

Among them are Jenny Cawson and Tarig Sinada, a couple from Devon who were staying on the main deck, on the side of the boat that hit the water.

From BBC Jan. 14, 2025

After breakfast, Javier pulled the kids out onto the main deck for one last photo together.

From Washington Post Aug. 11, 2022

He dismissed her with a flick of his fingers, and she gathered up the book and wandered down to the main deck.

From "The Reader" by Traci Chee

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training