English Reference
Adverb

optimally

adv. manner
C1 Advanced UK /ˈɒptɪməli/ op·ti·mal·ly

adv.in the best possible way to get the best results. You use this when something is working at its highest level of quality or efficiency.

adv.in a manner that produces the most favorable or efficient result. Often used in technical or scientific contexts to describe a system operating at peak performance.


SIMPLE

The engine runs optimally when the temperature is just right.

CONTEXTUAL

To ensure the software runs optimally, you should close all other applications before starting the process.

COMPLEX

The researchers found that the chemical reaction proceeds most efficiently when the pressure is maintained at a level that allows the molecules to interact optimally without causing structural damage.

It's not yet clear what else may need to be done for the system to work optimally in cells or organisms, Radford said.

Phys.org· 26 Aug 2026

It compares actual travel time with a hypothetical scenario in which current transfers between train services are optimally coordinated.

Phys.org· 26 Aug 2026

From optimal + -ly.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level C1 · Advanced
Frequency Occasional
Updated