anthraquinone

noun

an·​thra·​qui·​none ˌan(t)-thrə-kwi-ˈnōn 

-ˈkwi-ˌnōn

: a yellow crystalline ketone C₁₄H₈O₂ often derived from anthracene and used especially in the manufacture of dyes

Examples of anthraquinone in a Sentence

Recent Examples on the Web

Research has shown that the aloe vera latex contains anthraquinones, which have strong laxative effects and may be harmful, including promoting phototoxicity. —Karla Marie Sanford, Washington Post, 3 July 2024

For one, carminic acid has a complicated structure: a central three-ring structure called anthraquinone to which a glucose molecule and a few other chemical groups are attached. —Brittany J. Miller, Smithsonian Magazine, 29 Mar. 2022

Baker added that a non-lethal corn treatment, seeds treated with anthraquinone, an organic compound sold under the brand name Avipel, affordably and effectively prevents depredation by making the corn unpalatable to the cranes. —Keith Matheny, Detroit Free Press, 12 Dec. 2017

Word History

Etymology

anthra- (in anthracene) + quinone, after German Anthrachinon

First Known Use

1869, in the meaning defined above

Medical Definition

anthraquinone

noun

an·​thra·​qui·​none ˌan(t)-thrə-kwin-ˈōn  -ˈkwin-ˌōn 

: a yellow crystalline ketone C₁₄H₈O₂ often derived from anthracene and used especially in the manufacture of dyes