Dreadnought
WordNet
noun
(1) Battleship that has big guns all of the same caliber
WiktionaryText
Etymology
Named after HMS Dreadnought, the first battleship finished of this type, from +
Noun
- a battleship in which most of the firepower is concentrated in large guns that are of the same caliber. N
- a type of warship heavier in armour or armament than a typical battleship
- One that is the largest or the most powerful of its kind.