trēˈrətnə noun
( -s )
Usage: usually capitalized
Etymology: Sanskrit, three gems, from tri three + ratna gift, treasure, gem; akin to Sanskrit rāti he gives, rai wealth, property — more at three , real
1. Buddhism : the triad of the Buddha, the dharma, and the sangha
2. Jainism : the three conditions necessary for the attainment of nirvana: right knowledge, right faith, and right conduct