Definition of optimum
- The substances were mixed in various proportions until an optimum was reached.
- The soil condition for this crop is now at an optimum.
- This agricultural pest reaches its optimum farther south.
The substances were mixed in various proportions until an optimum was reached.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'optimum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 1848See Words from the same year
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