Natura naturata is a Latin term coined in the Middle Ages, mainly used by Baruch Spinoza

Baruch Spinoza

Baruch de Spinoza and later Benedict de Spinoza was a Dutch Jewish philosopher. Revealing considerable scientific aptitude, the breadth and importance of Spinoza's work was not fully realized until years after his death...

 meaning "Nature natured", or "Nature already created". The term adds the suffix for the Latin past participle to create "natured". The term describes a passive God, or more specifically, the passivity of God (Substance) when it is predicated into modes, and is contrasted with the second part of Spinoza's dichotomy, Natura naturans

Natura naturans

Natura naturans is a Latin term coined during the Middle Ages, meaning "Nature naturing", or more loosely, "nature doing what nature does". The Latin, naturans, is the present participle of natura, indicated by the suffix "-ans" which is akin to the English suffix "-ing." naturata, is the past...

, meaning "nature naturing, or "nature in the active sense". To Spinoza, Nature and God were the same. (See: Spinoza's God and Nature.)