What does optimum size mean?

Answer 1

The "optimum size" of something is the size that cannot be any higher or larger or bigger or heavier, etc for carryying out a certain task. It depends what sort of stuff and what sort of task we are talking about.

"Optimum" means "greatest"

Answer 2

Optimum means the very best conditions to grow and thrive. A person in their home can think of all the things that make things perfect. Good and tasty food, just the right temperature, excellent light, nice bed t sleep in, a good job, and others.

Answer 3

Optimum size refers to the ideal or most effective size or capacity for something, such as a business, project, or team, where resources are utilized efficiently and goals are most effectively achieved. It is the size at which performance or output is maximized while avoiding inefficiencies related to being too small or too large.