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Vinony

quinone

noun

  1. either of two isomeric unsaturated cyclic compounds having the formula C₆H₄O₂, found widely in plants, especially in a yellow crystalline form, and used in making dyes, tanning hides, and photography
  2. any of various quinonoid compounds, often yellow to red in color, many of which have biological derivation or importance, such as coenzyme-Q
L1415574 on Wikidata ↗

Wiktionary

Pronunciation: /ˈkwɪnəʊn/ / /ˈkwɪnoʊn/ / /ˈkwɪnəʉn/

noun

Etymology: Etymology tree English quinine Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic English quinic German Ketonbor. English ketone English -one English quinone From quinic acid + -one, since it is one of the compounds obtained upon oxidation of quinic acid.

  1. Any of a class of aromatic compounds having two carbonyl functional groups in the same six-membered ring.