In Zen Buddhism, zazen (literally "seated meditation"; Japanese: 坐禅; simplified Chinese: 坐禅; traditional Chinese: 坐禪; pinyin: zuò chán; Wade–Giles: tso4-ch'an2) is a meditative discipline practitioners perform to calm the body and the mind, and be able to concentrate enough to experience insight into the nature of existence and thereby gain enlightenment.
Read more about Zazen: Significance