Alizarin meaning

-ĭn, -ə-rēn
An orange-red crystalline compound, C14 H8 O4 , used as an acid-base indicator and in making dyes.
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A reddish-yellow crystalline compound, C6H4(CO)2C6H2(OH)2, produced by oxidizing anthracene and used in dyeing wool, cotton, and silk and in the manufacture of dyestuffs: it was originally made from madder.
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A type of red or crimson dye.
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Origin of alizarin

  • French alizarine from alizari madder root from Spanish probably from Arabic al-‘uṭāra the juice al- the ‘uṭāra juice (from ‘aṭara to squeeze ʕṭr in Semitic roots)

    From American Heritage Dictionary of the English Language, 5th Edition

  • Arabic العصارة (al-ʕuṣāra, “juice”).

    From Wiktionary