Battleship

Battleship is the name given to (usually) large carrier vessels, equipped with more weapons and defensive capabilities.

Known battleship classes:
 * Explorer class - mostly known for being Heavy Explorers, they also known to be extremely powerful battleships when needed.
 * Independence class - they were in operation from the 2560s. (Star Trek: Pioneer)
 * Galaxy class - aside from being classified as Heavy Explorers, the ships of this class are known as battleships.
 * Sovereign class - specifically designed to counter the Borg and Dominion threats, the ships of this class are established battleships, but they are also classified as Explorers when taking on exploratory mission profiles.