noun Etymology: Medieval Latin, day of wrath; from the first words of the hymn Date: 1860 a medieval Latin hymn on the Day of Judgment sung in requiem masses
DIES IRAE
Meaning of DIES IRAE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012