Antakāla (Antakala) is used to denote the entire devastating situation of a great disaster like the Pralaya (the great doom)–
yathāntakālasamaye-samaye sughorāḥ susthyathā nṛpa.

Mahābhārata (Kinjawadekar)(9.46.71)
Mahābhārata Vols. 1-43 (Siddhāntabāgīśa)(9.42.78)