A tulku is a reincarnate custodian of a specific lineage of teachings in Tibetan Buddhism who is given empowerments and trained from a young age by students of his or her predecessor.
Historically, the tulku system of preserving Dharma lineages operated in Tibet with the first being the Karmapas.
After the first Karmapa died in 1193, a lama had recurrent visions of a particular child as his rebirth.
This child (born ca. 1205) was recognized as .
Rinpoche, also spelled Rimboche and Rinboku, is an honorific term used in the Tibetan language.
It literally means "precious one", and may refer to a person, place, or thing—like the words "gem" or "jewel".
The word consists of rin (value), po (nominalizing suffix) and chen (big).
The word is used in the context of Tibetan Buddhism as a way of showing respect when addressing those recognized as reincarnated, older, respected, notable, learned and/or an accomplished Lamas .