What does Battle Ship mean in the Bible?

Dictionary

Webster's Dictionary - Battle Ship
An armor-plated man-of-war built of steel and heavily armed, generally having from ten thousand to fifteen thousand tons displacement, and intended to be fit to meet the heaviest ships in line of battle.

Sentence search

Cruiser - ) A man-of-war less heavily armed and armored than a Battle Ship, having great speed, and generally of from two thousand to twelve thousand tons displacement
Liner - ) A vessel belonging to a regular line of packets; also, a line-of-battle ship; a ship of the line