GREIFFENHAGEN, a circle of the Prussian province of Pomerania, and government of Stettin. It extends over 21 square miles, and comprehends three towns and thirty-four villages, with 19,840 inhabitants. The capital is a city of that name, situated on a branch of the river Oder. It contains 4150 inhabitants, depending chiefly on agriculture, on brewing, tanning, and distilling, and some trade by the river.