Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

alizarin

play
noun aliz·a·rin \ə-ˈliz-ə-rən\

Medical Definition of alizarin

  1. 1:  an orange or red crystalline compound C14H8O4 formerly prepared from madder and now made synthetically from anthraquinone that was formerly used in dyeing but is now used more in making red pigments

  2. 2:  any of a group of dyes that are similar to alizarin in dyeing properties or derivation



Variants of alizarin

also aliz·a·rine \-rən, -ˌrēn\play

Learn More about alizarin


Seen and Heard

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

WORD OF THE DAY

February 13, 2016

a trying or distressing experience

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

196.5 pounds 100 pounds 2.2 pounds 16.96 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ