Guhya Mantra

sngags - mantra. 1) A synonym for Vajrayana. 2) A particular combination of sounds symbolizing and communicating the nature of a deity and which lead to purification and realization, for example om mani padme hung. There are chiefly three types of mantra: guhya mantra, vidya mantra and dharani mantra [RY]

gsang sngags - secret mantra, seal, esoteric teachings, guhya mantra [IW]