1a movement for (originally) the re-establishment and (now) the development and protection of a Jewish nation in what is now Israel. It was established as a political organization in 1897 under Theodor Herzl, and was later led by Chaim Weizmann.
2(in southern Africa) a religious movement represented by a group of independent Churches which practise a form of Christianity incorporating elements of traditional African beliefs.
the beliefs and practices of the African Zionist movement.
noun & adjective
Zionism in other Oxford dictionaries
Definition of Zionism in the US English dictionary