1. of, relating to, or resembling an apocalypse; prophesying or describing the end of the world or a catastrophic event
Usage: formal or literary; often used to describe religious or prophetic writings
2. of or relating to the Apocalypse or the Book of Revelation
Usage: theological

Examples

• The novel presents an apocalyptical vision of a world destroyed by nuclear war.
• Apocalyptical imagery appears throughout medieval religious art.
• The preacher's apocalyptical warnings about the end times drew large crowds.
• Climate scientists warn of apocalyptical consequences if emissions are not reduced.
• The film depicts an apocalyptical landscape where civilization has collapsed.
• Her apocalyptical tone suggested she believed disaster was imminent.