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Medical Term:


Pronunciation: trag'a-kanth, -kan'tha; -santh


A gummy exudation from Astragalus species, including A. gummifer, shrubs of the eastern end of the Mediterranean; it occurs as bands or strings of a tough gummy substance, forming a jellylike mucilage with 50 parts of water; used as a demulcent and excipient in emulsions and suspensions.

[G. tragakantha, a gum-producing shrub, fr. tragos, goat, + akanthos, thorn]

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