any of various species of artemisia, esp. a tall, Eurasian perennial herb (Artemisia vulgaris) having leaves used in folk medicine
Origin of mugwortOld English mycgwyrt from mycg, midge + wyrt, wort
Any of several artemisias, especially Artemesia vulgaris, native to Eurasia, having downy leaves and used as a flavoring and in moxibustion.
Origin of mugwortMiddle English mugwort, mugwyrt from Old English mucgwyrt mucg- variant of mycg midge wyrt plant ; see wort 1.