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Definition of: optimum
(op′tə·məm) noun plural ·ma (-mə) or ·mums
1. The condition or degree producing the best result.
2. The combination of conditions, as of food, etc., that produces the best average result in the growth and development of organisms.
3. The most favorable degree, conditions, etc.
—adjective Producing or conducive to the best results. [<L, neut. of optimus best]
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