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acridone

noun
ac·​ri·​done | \ˈa-krə-ˌdōn\
plural -s

Definition of acridone 

: a yellow crystalline ketone C6H4(CO)(NH)C6H4 yielding acridine on reduction

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First Known Use of acridone

1892, in the meaning defined above

History and Etymology for acridone

International Scientific Vocabulary, blend of acridine + -one; probably originally formed as German akridon

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The first known use of acridone was in 1892

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