Avaivartika­cakra­nirghoṣā (Where the Wheel of Nonregression Is Proclaimed) is a buddhafield inhabited by the Buddha Padma­phullitagātra. “Nonregression” (Skt. avaivartika, Tib. phyir mi ldog pa) refers to a stage on the bodhisattva path where the practitioner will never turn back, or be turned back, from progress toward the full awakening of a buddha.