Beta vulgaris vulgaris be·ta·vul·garisvulgaris uncommon noun 1. beet with a large yellowish root; grown chiefly as cattle feed Synonymsmangel-wurzelmangold-wurzelmangoldBeta vulgaris vulgaris Related words Broader terms beet WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.