Tibetan Buddhism namely Nyingma, Kagyu, Sakya and Gelug (developed out of Sakya). The Jonang is a smaller school, and the Rimé movement is an eclectic movement involving the Sakya, Kagyu and Nyingma schools. Among the prominent proponents of Tibetan Buddhism are the Dalai Lama and Panchen Lama, the leaders of Gelug school in Tibet. Westerners unfamiliar with Tibetan Buddhism initially turned to China for an understanding. There the term used was "lamaism" (literally, "doctrine of the lamas": "lama jiao") to distinguish it from a then-traditional Chinese form ("fo jiao"). The term was taken up by western scholars including Hegel, as early as
Buddhism deity and its associated mandala. Another element of Tantra is the need for ritual initiation or empowerment (abhiṣeka) by a Guru or Lama. Some Tantras like the Guhyasamāja Tantra features new forms of antinomian ritual practice such as the use taboo substances like alcohol, sexual yoga, and charnel ground practices which evoke wrathful deities. Zen Buddhism (禅), pronounced "Chán" in Chinese, "seon" in Korean or "zen" in Japanese (derived from the Sanskrit term "dhyāna", meaning "meditation") is a form of Mahayana Buddhism found in China, Korea and Japan. It lays special emphasis on meditation, and direct discovery of the Buddha-nature.