optimal

The firm said it had concluded that the London Gateway on the Thames estuary in Essex was "the most optimal port to serve our customers" in the UK.

Further research is underway to identify the optimal human dosage of 4-PBA.

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.