S. sasāra. 1. The round (rinne 輪廻) of repeated deaths and births in different modes of sentient existence, conditioned by karma (actions and their results). 2. A continuous process of change taking place every instant, that is, "momentary birth and death" (setsuna shōji 刹那生死), conditioned by karma. 3. The entire life-span of a sentient being, from birth until death (ichigo shōji 一期生死).