neo-buddhism

from The Century Dictionary.

• noun Later Buddhism; specifically: Buddhism as altered by the addition or admixture of the Shivaitic, Shamanistic, and other notions introduced some centuries after the death of the Buddha. It is professed largely by the Buddhists of Kashmir, Tibet, China, Mongolia, and Japan (the so-called Northern School). See the Great Vehicle, in the Cyclopedia of Names.
• noun The ‘Buddhistic’ notions and doctrines professed by modern theosophists.