Concerning or portending widespread devastation or ultimate doom: "now speaks in apocalyptic terms in regards to the likely conflict forward” ( Financial Times).
Described As frequently exaggerated forecasts of or allusions to a disastrous result: "Stripped of its apocalyptic tone, what this amounts to is an advocacy of training names, dates and places by rote” ( Stefan Kanfer).
Of a revelatory or prophetic nature.
Of or relating to an apocalypse:
Portending the next apocalypse (catastrophe, devastation, or doom).
Of or with respect to the truth, or, specifically, towards the Revelation of St. John; containing, or for the nature of, a prophetic revelation.
with respect to, characteristic of, or resembling an apocalypse, in senses 3 or 4.