Panzergrenadier, abbreviated as PzG or PzGren, meaning "Armour"-ed fighting vehicle "Grenadier", is the German term for the military doctrine of mechanized infantry units in armoured forces who specialize in fighting from and in conjunction with infantry fighting vehicles – that is, armoured troop carriers designed to carry a mechanized squad of six to eight soldiers into, during and out of combat while providing direct fire support for those troops. Wikipedia