from the GNU version of the Collaborative International Dictionary of English
- n. A genus of composite plants in which the scales of the involucre are united so as to form a kind of bur; cocklebur; clotbur.
from The Century Dictionary and Cyclopedia
- n. A genus of composite plants, of the tribe Helianthoideæ and subtribe Ambrosieæ.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. coarse herbs having small heads of greenish flowers followed by burrs with hooked bristles
Sorry, no etymologies found.
Three thousand maybe, foreign substance and things like xanthium gum, which is an artificial thickener, ammonium carbonate, which is a synthetic leavening agent that doesn't sound organic to me.
Gimme an MSG sandwich with a xanthium gum chaser, to go!
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