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

First Known Use of plastoquinone

1958, in the meaning defined above

History and Etymology for plastoquinone

Greek plastos + English quinone

Keep scrolling for more

Learn More about plastoquinone

Share plastoquinone

Statistics for plastoquinone

Look-up Popularity

Time Traveler for plastoquinone

The first known use of plastoquinone was in 1958

See more words from the same year

Keep scrolling for more

More Definitions for plastoquinone

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

More from Merriam-Webster on plastoquinone

Britannica.com: Encyclopedia article about plastoquinone

Comments on plastoquinone

What made you want to look up plastoquinone? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

an open space surrounded by woods

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!