rerum

Rerum may refer to :

• Lacrimae rerum is the Latin for tears for things.
• Rerum novarum is an encyclical issued by Pope Leo XIII on May 16, 1891.
• Rerum Moscoviticarum Commentarii was a Latin book by Baron Sigismund von Herberstein on the geography, history and customs of Muscovy.
• Rerum Deus Tenax Vigor is the daily hymn for None in the Roman Catholic Breviary.
• Silva rerum was a specific type of a book, a multi-generational chronicle.

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