From Wiktionary, the free dictionary
Sino-Vietnamese word from 虛空藏, composed of 虛空 (“empty; void; heaven”) and 藏 (“storage”), from Literary Chinese 虛空藏 (Xūkōngzàng), calqued from Sanskrit आकाशगर्भ (ākāśagarbha, literally “Heavenly Womb”)
Hư Không Tạng
- Akasagarbha