gum arabic

gum arabic

noun
a water-soluble, gummy exudate obtained from the acacia tree, especially Acacia senegal, used as an emulsifier, an adhesive, in inks, and in pharmaceuticals.
Also called acacia, gum acacia.


Origin:
1350–1400; Middle English

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Collins
World English Dictionary
gum arabic
 
n
acacia, Also called: gum acacia a gum exuded by certain acacia trees, esp Acacia senegal: used in the manufacture of ink, food thickeners, pills, emulsifiers, etc

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
gum arabic  
A gum exuded by various African trees of the genus Acacia, especially A. senegal. Gum arabic is used in the preparation of pills and emulsions, in the manufacture of adhesives and candies, and as a thickener and stabilizer of colloids. Gum arabic consists mostly of a mixture of oligosaccharides and heavy glycoproteins.
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