op·ti·mal 
/ˈɑ:ptəməl/ adjective
/ˈɑ:ptəməl/ adjective formal : best or most effective : optimum
▪ He keeps his engine tuned for optimal performance. ▪ Under optimal conditions, these plants grow quite tall. ▪ optimal health — see also suboptimal
▪ He keeps his engine tuned for optimal performance. ▪ Under optimal conditions, these plants grow quite tall. ▪ optimal health — see also suboptimal
— op·ti·mal·ly adverb
▪ Her plants were optimally placed to receive the greatest amount of light.
▪ Her plants were optimally placed to receive the greatest amount of light.
