AMUL or AMOL, a town of Persia, in the province of Ma zandaran, 23m. S.W. of Balfrush. Pop. about io,000. It is situated on both banks of the Heraz river, and is an important "fall-line" town between the Elburz mountains of the south and the low shore-land of the Caspian sea. Around the present site are ruins that tell of Amul's former greatness. They include the mauso leum of King Seyed Kawam Ud-Din (d. 1379) and a mosque dating from 793.