maleic acid

noun
ma·​le·​ic acid | \mə-ˈlē-ik-, -ˈlā-\

Definition of maleic acid 

: a crystalline dicarboxylic acid C4H4O4 that is isomeric with fumaric acid and is used especially in organic synthesis

First Known Use of maleic acid

1838, in the meaning defined above

History and Etymology for maleic acid

French acide maléique, alteration of acide malique malic acid; from its formation by dehydration of malic acid

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The first known use of maleic acid was in 1838

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maleic acid

noun
ma·​le·​ic acid | \mə-ˌlē-ik-, -ˌlā- \

Medical Definition of maleic acid 

: a crystalline dicarboxylic acid C4H4O4 that is isomeric with fumaric acid and is used especially in organic synthesis

More from Merriam-Webster on maleic acid

Britannica.com: Encyclopedia article about maleic acid

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