a reddish-yellow crystalline compound, CH(CO)CH(OH), produced by oxidizing anthracene and used in dyeing wool, cotton, and silk and in the manufacture of dyestuffs: it was originally made from madder: sometimes called aliz′a·rine
Origin of alizarinGerman ; from French and amp; Spanish alizari, dried madder root ; from Arabic al-?u??ra, the juice ; from uncertain or unknown; perhaps a?ara, to press
An orange-red crystalline compound, C14H8O4, used as an acid-base indicator and in making dyes.
Origin of alizarinFrench alizarine, from alizari, madder root, from Spanish, probably from Arabic al-‘u&slowdot;ara, the juice : al-, the + ‘u&slowdot;ara, juice (from ‘a&slowdot;ara, to squeeze; see &ayin;&slowdot;r in Semitic roots).