alizarine saphirol

noun, often capitalized A&S

Definition of alizarine saphirol

: either of two blue acid anthraquinone dyes

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of alizarine saphirol

1924, in the meaning defined above

Learn More About alizarine saphirol

Time Traveler for alizarine saphirol

Time Traveler

The first known use of alizarine saphirol was in 1924

See more words from the same year

Dictionary Entries Near alizarine saphirol

alizarine S

alizarine saphirol

alizarine yellow

See More Nearby Entries 

Statistics for alizarine saphirol

Cite this Entry

“Alizarine saphirol.” Dictionary, Merriam-Webster, Accessed 27 Nov. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon


Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Love words? Need even more definitions?

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