ubiquinone

noun ubi·qui·none \ yü-ˈbi-kwə-ˌnōn , ˌyü-bə-kwi-ˈnōn \

Definition of ubiquinone

: any of a group of lipid-soluble quinones that are found especially in mitochondria, have an isoprenoid side chain, and function in oxidative phosphorylation as electron-carrying coenzymes in electron transport

Origin and Etymology of ubiquinone

blend of Latin ubique everywhere and English quinone; from its widespread occurrence in nature


Medical Dictionary

ubiquinone

noun ubi·qui·none \ yü-ˈbik-wə-ˌnōn , ˌyü-bi-kwi-ˈnōn \

medical Definition of ubiquinone

: any of a group of lipid-soluble quinones that contain a long isoprenoid side chain and that function in the part of cellular respiration comprising oxidative phosphorylation as electron-carrying coenzymes in the transport of electrons from organic substrates to oxygen especially along the chain of reactions leading from the Krebs cycle; especially : coenzyme q10

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