real distinction, n.All

A Real distinction (n.) holds ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠between two things if you can clearly conceive one without the other — for God can do whatever we distinctly conceive.