Chi (disambiguation)

Chi may refer to:

• Chi (Greek letter) [r]: The 22nd letter of the Greek alphabet, written as $\mathrm {X}$ (upper-case) and $\chi$ (lower-case). ^[e]
• Chi (Japanese martial arts) [r]: Add brief definition or description
• Chi, a non-standard spelling of Chinese Qi (pinyin spelling) or Ch'i (Wade-Giles spelling) [r]: In traditional Chinese culture, a dynamic and transformative principle that operates inside all living beings as well as in the universe at large ^[e]