USS Watson (DD-482) was a United States Navy

United States Navy

The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 destroyer

Destroyer

In naval terminology, a destroyer is a fast and maneuverable yet long-endurance warship intended to escort larger vessels in a fleet, convoy or battle group and defend them against smaller, powerful, short-range attackers. Destroyers, originally called torpedo-boat destroyers in 1892, evolved from...

 which was never laid down, her construction contract being cancelled in 1946.

Watson was planned as a modified Fletcher-class

Fletcher class destroyer

The Fletcher class were a class of destroyers built by the United States during World War II. The class was designed in 1939 as a result of dissatisfaction with the earlier destroyer leader types...

 destroyer to be built by the Federal Shipbuilding and Drydock Company

Federal Shipbuilding and Drydock Company

The Federal Shipbuilding and Drydock Company was a United States shipyard, active from 1917 to 1949. During World War II, it built ships as part of the U.S. Government's Emergency Shipbuilding Program. Operated by a subsidiary of the United States Steel Corporation, the shipyard was located at...

 at Kearny

Kearny, New Jersey

Kearny is a town in Hudson County, New Jersey, United States. It was named after Civil War general Philip Kearny. As of the United States 2010 Census, the town population was 40,684. The town is a suburb of the nearby city of Newark....

, New Jersey

New Jersey

New Jersey is a state in the Northeastern and Middle Atlantic regions of the United States. , its population was 8,791,894. It is bordered on the north and east by the state of New York, on the southeast and south by the Atlantic Ocean, on the west by Pennsylvania and on the southwest by Delaware...

. She was to be powered by an experimental diesel

Diesel engine

A diesel engine is an internal combustion engine that uses the heat of compression to initiate ignition to burn the fuel, which is injected into the combustion chamber...

 propulsion system. However, due to more pressing World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

destroyer construction programs, Watson was never laid down, and her construction contract was cancelled on 7 January 1946.