Meaning of OPTIMUM in English

OPTIMUM

/ ˈɒptɪməm; NAmE ˈɑːp-/ adjective [ only before noun ]

1.

(also op·ti·mal ) the best possible; producing the best possible results :

optimum growth

the optimum use of resources

the optimum conditions for effective learning

2.

the optimum noun [ sing. ] the best possible result, set of conditions, etc.

SYN ideal

••

WORD ORIGIN

late 19th cent.: from Latin , neuter (used as a noun) of optimus best.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.