plastoquinone

noun plas·to·qui·none \ ˌpla-(ˌ)stō-kwi-ˈnōn , -ˈkwi-ˌnōn \

Definition of plastoquinone

: a plant substance that is related to vitamin K and plays a role in photosynthetic phosphorylation

Origin and Etymology of plastoquinone

Greek plastos + English quinone


Medical Dictionary

plastoquinone

noun plas·to·qui·none \ ˌplas-(ˌ)tō-kwin-ˈōn , -ˈkwin-ˌōn \

medical Definition of plastoquinone

: any of a group of substances that occur mostly in plant chloroplasts, are related to vitamin K, and play a role in photosynthetic phosphorylation

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