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Shamanism
Shamanism Sha"man*ism, n.
The type of religion which once prevalied among all the
Ural-Altaic peoples (Tungusic, Mongol, and Turkish), and
which still survives in various parts of Northern Asia. The
Shaman, or wizard priest, deals with good as well as with
evil spirits, especially the good spirits of ancestors.
--Encyc. Brit.
Meaning of Shamanism from wikipedia