actus purus, n.All

Actus purus (n.) is ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠Aquinas's God of pure act, so complete that any feeling, being a change, would be beneath him.