BatDiv

The four Iowa-class ships operating as Battleship Division 2 off the Virginia Capes in 1954; from front to back is Iowa, Wisconsin, Missouri and New Jersey

A BatDiv or BATDIV was a standard U.S. Navy abbreviation or acronym for "battleship division." The Commander of a Battleship Division was known, in official Navy communications, as COMBATDIV (followed by a number), such as COMBATDIV ONE.