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anthraquinone Syllabification: an·thra·qui·none
Pronunciation: /ˌanTHrəkwiˈnōn/ /-ˈkwēnōn/

Definition of anthraquinone in English:

noun

Chemistry
A yellow crystalline compound obtained by oxidation of anthracene. It is the basis of many natural and synthetic dyes.
  • Chemical formula: C14H8O2
Example sentences
  • The new algicide, the subject of a patent application, uses a product derivative based on the natural compound anthraquinone, found in rye grass.
  • The preparation of anthraquinone used in the National Toxicology Program cancer bioassay was contaminated with the mutagen 9-nitroanthracene
  • The appearance of such photochemical by-products as dianthracene and anthraquinone was monitored throughout the irradiation experiments.

Origin

Late 19th century: from anthra(cene) + quinone.

Definition of anthraquinone in:

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