dreadnought

• dreadnaught

Named after HMS Dreadnought, the first battleship finished of this type, from dread +‎ nought, i.e. fearing nothing.

dreadnought (plural dreadnoughts)

1. a battleship, especially of the World War I era, in which most of the firepower is concentrated in large guns that are of the same caliber.
2. (informal) a type of warship heavier in armour or armament than a typical battleship
3. One that is the largest or the most powerful of its kind.
4. A garment made of thick woollen cloth that can defend against storm and cold.
5. The cloth itself; fearnaught.
6. A person who fears nothing.
7. Something that assures against fear.

• super dreadnought

• aircraft carrier
• battleship
• corvette
• cruiser
• destroyer
• frigate
• gunboat
• monitor
• sloop
• battleship on Wikipedia.Wikipedia

From English

• IPA^(key): /dʁɛd.nɔt/

dreadnought m (plural dreadnoughts)

1. dreadnought (battleship in which most of the firepower is concentrated in large guns that are of the same caliber)

• “dreadnought” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).