Question

Qi is which of the following in Chinese medicine?

Answer 1

Qi. (che) [Chinese] chi or ch'i; one of the basic substances that according to traditional Chinese medicine pervade the body; a subtle influence or vital energy that is the cause of most physiologic processes and whose proper balance is necessary for maintaining health.

i hope this helps

Answer 2

AI translates as "air" and figuratively as "material energy", "life force", or "energy flow."