The term 'World War II Tank' refers to the German PANZER tank, which was a series of tanks developed in Nazi Germany during World War II. The word 'PANZER' is derived from the German word for armor, and it was used to refer to the armored fighting vehicles produced by Germany during the war. The PANZER tanks were some of the most advanced tanks of their time, and they played a major role in the German military's success during the war.