optimal

American  

[op-tuh-muhl] / ˈɒp tə məl /

adjective

1. optimum.

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optimal British  

/ ˈɒptɪməl /

adjective

1. another word for optimum

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Other Word Forms

• optimality noun
• optimally adverb
• superoptimal adjective

Etymology

Origin of optimal

First recorded in 1885–90; optim(um) + -al ¹

Compare meaning

How does optimal compare to similar and commonly confused words? Explore the most common comparisons:

• optimum vs. optimal

Example Sentences

Lu explained that excessive light loss prevents the device from reaching the high intensities required for optimal operation.

From Science Daily

We recently endorsed greater use of Bayesian statistics in small studies and for identifying optimal dosing for children.

From The Wall Street Journal

“While the revised consideration is clearly not an optimal outcome, it remains more favorable than weekend reports suggesting Honeywell was considering terminating the deal,” said analysts at Jefferies of Johnson Matthey’s situation.

From MarketWatch

Forcing yourself to sleep outside your optimal time can lead to poorer sleep, Troxel says.

From The Wall Street Journal

Computing the optimal mix of elements is a task far beyond traditional tools.

From The Wall Street Journal

Related Words

• excellent