Tank

A tank was an armoured fighting vehicle.

The Monk's TARDIS briefly took the form of a World War II tank while the First Doctor was reprogramming its chameleon circuit to change its form to a police box. (TV: The Daleks' Master Plan).

During World War II, Oberon helped both sides develop tanks which could phase into higher dimensions. (PROSE: Autumn Mist)

In the 1970s, the Brigadier brought a tank to deal with the K1 robot, but the robot used the disintegrator gun to destroy the tank. (TV: Robot)

On 24 December 2007, multiple Challenger 2 tanks destroyed the Webstar on orders from Harold Saxon with a heavy barrage of cannon fire. (TV: The Runaway Bride)

The Kraals deployed tanks in their second abortive invasion of Earth. The capabilities of this tank were unknown, but Marshal Grinmal expressed concern that his forces would be subject to counterattack and ambush while on the M1, indicating that these vehicles were susceptible to human anti-armour weapons. (AUDIO: The Oseidon Adventure)

It was mentioned that UNIT dropped a Shakri cube out of a helicopter at 10,000 feet and rolled their best tank over it to test their incredible strength. (TV: The Power of Three)