optimum

/ˈɑptəməm/
adjective
  1. Best or most favorable; producing the best possible result.
    • The car's engine runs at optimum temperature after a few minutes.
    • For optimum growth, place the plant in direct sunlight.
    • Getting eight hours of sleep is optimum for most adults.
Antonyms
noun
  1. The best or most favorable condition, level, or amount.
    • In this climate, the optimum for growing wheat is moderate rainfall.
    • The scientist tried to find the optimum for the chemical reaction.
    • The athlete trained to reach her physical optimum before the competition.
What does "optimum" mean? | whatsthatwordmean | whatsthatwordmean