- (in Chinese philosophy and religion) the positive, bright, and masculine principle, the counterpart of yin.
- See Yin and Yang
- Chen Ning (ˈtʃɛn ˈnɪŋ). born 1922, US physicist, born in China: with Tsung-Dao Lee, he disproved the physical principle known as the conservation of parity and shared the Nobel prize for physics (1957)