[Marcus Mordecai].  Polish-American rabbi, born at Rogasen, Prussia, on the 5th of June 1829. After studying at Berlin and graduating at Halle, he became preacher and assistant rabbi at Warsaw in 1858. Being banished in 1862 he became rabbi at Mannheim, but was soon recalled to Warsaw, where he remained till 1864. In 1866 a German-Hebrew congregation called him to Philadelphia, PA, where he acted as rabbi. His principal works are Four Hundred Years of Jewish History (1865); Episodes of Jewish History; and a Complete Talmudic Dictionary (1889).