alizarine

a·liz·a·rin  (-lzr-n) also a·liz·a·rine (-n, --rn)

n.

An orange-red crystalline compound, C₁₄H₆O₂(OH)₂, used in making dyes.

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[French alizarine, from alizari, madder root, from Spanish, probably from Arabic al-'ura, the juice : al-, the + 'ura, juice (from 'aara, to squeeze; see r in Semitic roots).]

Thesaurus

Noun

1.

alizarine - an orange-red crystalline compound used in making red pigments and in dyeing alizarin alizarin carmine, alizarin crimson, alizarin red - any of various acid dyes; used for dyeing wool scarlet red pigment - dry coloring material (especially a powder to be mixed with a liquid to produce paint, etc.)