Beam- greatest width of a ship.
Caliber- diameter of a round bullet.
Ceiling- the maximum altitude an aircraft can travel to.
Co-axil- a smaller caliber weapon placed on a turret with the main gun.
Displacement- weight of the volume of fluid displaced by something floating or immersed in it.
Draught (draft)- depth of water required for a ship to float in.
Endurance- the amount of time a vehile can operate.
Grooves- the indented lines in the barrel of a gun which spins the bullet.
Horsepower- unit for measuring power or rate of work(equal to 746 watts)
Machinery- the engines on a ship.
Muzzle Velocity- the speed at which a bullet travels when it leaves the barrel of a weapon.
NBC- states whether the vehicle is resitant to Nuclear Biological or Chemical weapons.
Rate Of Fire- the amount of ammuniton a weapon can fire in an amount of time.
Rifling- describes the number of grooves and how far it takes a bullet to do a full turn in a direction.
Shaft- bar in a machine that serves to support a rotating part or to convey motion to other parts.
Shaft Horsepower- the amount of power the shaft produces.
Wingspan- the distance on an aircraft from one wing tip to the other.