optimal

For optimal “counterillumination,” the scientists found, the artificial light has to be brighter than the background light.

That would not be optimal for any team, but it could be particularly ominous for a last-place team coming off the worst record in franchise history.

This sounds obvious, but plenty of people fall into career paths where they aren't putting their skills to optimal use.

It was starting to become obvious to me, if not yet to them, that avoiding the podium was more about accommodating my hearing loss than it was about constructing an optimal learning environment.

But even in an optimal scenario, the best you start out with is a degree of ambivalence.