opus operatum

Learned borrowing from Medieval Latin opus operātum (literally “work done”).

opus operatum (uncountable)

1. (religion) The spiritual effect in the performance of a religious rite which accrues from the virtue inherent in it, or by grace imparted to it, irrespective of the performer.

• ex opere operato
• opus operantis

opus operātum n (genitive operis operātī); third declension

1. opus operatum; the work wrought

Third-declension noun (neuter, imparisyllabic non-i-stem) with a second-declension adjective.