Noun
the circulating life energy that in Chinese philosophy is thought to be inherent in all things; in traditional Chinese medicine the balance of negative and positive forms in the body is believed to be essential for good health
Source: WordNet' Can we say then that Po I and Shu Ch'I were good men or not? Source: Internet
Ch'i is the life flow or vital energy represented in the yin-yang symbol and for optimization it is imperative that it be kept in balance. Source: Internet