壞劫

(sa) saṃvarta, v. 劫 7, the periodical gradual destruction of a universe, one of its four (sa) kalpas, i.e. 成 (sa) vivarta, formation; 住 (sa) vivarta-siddha; abiding, or existence; 壞 (sa) saṃvarta, decay, or destruction; 滅 (sa) saṃvarta-siddha, final annihilation.