acid number

noun

: a measure of the amount of free acids (as fatty acids) in a substance (as an oil or resin) usually expressed as the number of milligrams of potassium hydroxide required to neutralize one gram of the substance

called also acid value

Word History

First Known Use

1886, in the meaning defined above

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Rhymes for acid number

• cumber
• lumber
• slumber
• umber
• encumber
• outnumber
• renumber