zhěn​zhōng​shū

treasured book

枕中书 枕中書 zhěn​zhōng​shū
treasured book
A cherished book or collection kept for oneself and not shown lightly to others; a secret book.
Daoist alchemy text
(bound form) Daoist secret alchemistic formulas; specifically refers to a Jin dynasty book by 葛洪 gě​hóng recording the ways of immortals

Frequency

Written text
0.002 per million

Cross-References

Same as

Sources

Frequency data
BCC Corpus (BLCU)