The Collaborative International Dictionary
Beta macrorhiza
Mangel-wurzel \Man"gel-wur`zel\, n. [G., corrupted fr. mangoldwurzel; mangold beet + wurzel root.] (Bot.) A kind of large field beet ( Beta macrorhiza), used as food for cattle, -- by some considered a mere variety of the ordinary beet. See Beet. [Written also mangold-wurzel.]