尾閭

Etymology
The mythological hole is from Zhuangzi.

Noun

 * 1) lower reaches (of a river)
 * 2)  the "tail gate", coccygeal and sacral areas
 * 3)  a hole that is said to be located at the bottom of the ocean where all water is endlessly leaking away without ever being exhausted.

Etymology
From. From 莊子.

Noun

 * 1)  a hole that is said to be located at the bottom of the ocean where all water is endlessly leaking away without ever being exhausted.