Definition from Wiktionary, the free dictionary
- KangXi: page 504, character 28
- Dai Kanwa Jiten: character 14339
- Dae Jaweon: page 883, character 8
- Hanyu Da Zidian: volume 3, page 2046, character 15
- Unihan data for U+670A
|simp. and trad.
The choice of this character for the sense of "prion" is primarily due to the nature of prions as proteins, but might also have been influenced by the pronunciation of the word prion.