Dies irae, "day of wrath," opens a medieval sequence about the Last Judgment's terror. In poetry, this phrase evokes apocalyptic dread, divine punishment, and humanity's accountability. Poets invoke it when imagining final reckoning, when contemplating guilt and judgment, or when employing eschatological imagery. The phrase carries both liturgical solemnity and Gothic drama, appearing in Requiem masses and Romantic verse. It appears in poems about death, war, and catastrophe, where speakers invoke ultimate judgment to measure present evil, using apocalyptic framework to heighten moral urgency, suggesting that current wrongs will face cosmic accounting, that history moves toward final revelation and separation of saved from damned.

Dies irae opens medieval sequence about Last Judgment—"Day of wrath, that day will dissolve the world in ashes." The text appears in Requiem masses and influenced Romantic poets fascinated by apocalypse. The phrase evokes final accounting, divine anger, humanity's terror before judgment. Poets invoke dies irae when imagining eschatological scenarios, when using apocalyptic imagery to heighten moral urgency, when suggesting that ultimate reckoning awaits. Related to broader apocalyptic tradition, to millennial thinking, and to prophetic poetry. Useful for understanding religious verse about judgment, war poetry invoking apocalyptic frameworks, and contemporary writing about climate change or nuclear threat as secular versions of dies irae. The phrase carries both theological specificity and metaphorical potential—any ultimate judgment, any final accounting can be figured as dies irae, whether supernatural or historical.