wort Syllabification: (wort)Pronunciation: /wərt, wôrt/Definition of wort noun 1 [in combination] used in names of plants and herbs, especially those used, especially formerly, as food or medicinally, e.g., butterwort, woundwort. archaic a plant or herb used medicinally. 2the sweet infusion of ground malt or other grain before fermentation, used to produce beer and distilled malt liquors. Origin: Old English wyrt, of Germanic origin; related to root1wort in other Oxford dictionaries Definition of wort in the British & World English dictionary