Ships

• Dreadnought is a type of battleship
• HMS Dreadnought , from which the type of battleship derives its name
• HMS Dreadnought, ships the 1906 Dreadnought was named for.

Entertainment

In film

• Dreadnaught , a Yuen Woo-Ping film from 1981, aka Yong zhe wu ju
• Dreadnaught Rivals, a Hong Kong kung-fu film from 1983
• Under Siege had the title Dreadnought while under production.

In television

• Dreadnought is an episode of Voyager

In music

• Dreadnaught USA is an experimental rock band based in New Hampshire, USA
• Dreadnaught is a heavy metal band based in Melbourne, Australia and were founded in 1994.

In games

• The Dreadnaught Factor is a videogame made by Activision for Atari.
• Dreadnought , a walking sarcophagus of mech-like power armour from the fictional Warhammer 40,000 universe.
• A ship used in Red Alert 2.
• A super version of the Battleship in Battalion Wars 2.
• A size classification of large, powerful capital ships ranging from 800-1000 meters long in the Bioware game Mass Effect.
• A spaceship level (Dreadnought Galaxy) in Super Mario Galaxy.
• The strongest type of ship in the card game MagBlast.
• The Dreadnaught is the name of the Forerunner ship used to power the Covenant home world High Charity in Halo 2 and 3.
• The Dreadnaught's Battlegear is the name of the Warrior's tier 3 armor set in the massive multiplayer online role-playing game World of Warcraft.