Saṃsāra is a Sanskrit word that means "wandering" as well as "world," wherein the term connotes "cyclic change" or, less formally, "running around in circles." Saṃsāra is referred to with terms or phrases such as transmigration/reincarnation, karmic cycle, or Punarjanman, and "cycle of aimless drifting, wandering or mundane existence". When related to the theory of karma it is the cycle of death and rebirth.