variants
often Tantra
: one of the later Hindu or Buddhist scriptures dealing especially with techniques and rituals including meditative and sexual practices
also
: the rituals or practices outlined in the tantra
Tan·trism
ˈtən‧ˌtrizəm
plural -s
1
: shaktism
2
: a school of Mahayana Buddhism originating in northern India and formative in Lamaism and Shingon that incorporates Hindu and pagan elements (as pantheistic mysticism, spells, the worship of female divinities) and teaches that the individual can realize his essential Buddhahood and obtain earthly benefits by theurgic practices (as mantra, mudra, erotic rites)
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Merriam-Webster unabridged



