n. (Chem.) A yellow crystalline substance (C15H10O7) of acid properties extracted from fustic (Chlorophora tinctoria syn. Maclura tinctoria, formerly called Morus tinctoria); -- called also moric acid and natural yellow 8. It is used as a dye for wool, giving a color from lemon yellow through olive to olive brown, depending on the metal with which it is mordanted. [ 1913 Webster +PJC ]
n. (Bot.) A genus of rubiaceous trees and shrubs, mostly East Indian, many species of which yield valuable red and yellow dyes. The wood is hard and beautiful, and used for gunstocks. [ 1913 Webster ]
n. (Chem.) A yellow dyestuff (C27H30O14) extracted from the root bark of an East Indian plant (Morinda citrifolia) or from the bark of Coprosma australis. The substance is also found in the fruit of the Morinda citrifolia, called noni, which is touted by some merchants to have a stimulatory effect on the immune system. It is a disaccharide derivative of anthracenedione. [ 1913 Webster +PJC ]
prop. n. [ Malayam murunggi. ] (Bot.) A genus of trees of Southern India and Northern Africa. One species (Moringa pterygosperma) is the horse-radish tree, and its seeds, as well as those of Moringa aptera, are known in commerce as ben or ben nuts, and yield the oil called oil of ben. [ 1913 Webster ]
a. [ NL. Morus fustic + E. tannic. ] (Chem.) Pertaining to, or designating, a variety of tannic acid extracted from fustic (Chlorophora tinctoria, formerly Maclura tinctoria and Morus tinctoria) as a yellow crystalline substance; -- called also maclurin. [ 1913 Webster ]
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