de bzhin gshegs pa'i snying po
tathagatagarbha/ "buddha nature" [sutra context]: in potential, the heart essence for attaining the (state of) suchness. [Dzogchen context]: in potential, this heart essence which consitutes our realization of this (state of) suchness. RB
(the potential for the realization of) buddha nature. RY
Tathagata garbha (garbha = seed, egg, or womb, indicating this potential within.) Same as 'buddha nature' and sugatagarbha. RY
1) 'phags pa de bzhin gshegs pa'i snying po zhes bya ba'i mdo; 2) the tathagata essence, tathagatagarbha, buddha nature, enlightened essence. IW
Tathagata essence, tathagata-garbha. [buddha nature, enlightened essence]. Tathagata garbha, inherent Buddha nature; the tathagata essence, [buddha nature, enlightened essence], tathagata-garbha, tathagata garbha/ buddha nature/ essence for attaining experience of suchness. RY