Definitions
1.NounAny of several aromatic bushy herbs, of the genus Hyssopus, native to Southern Europe and once used medicinally.
2.NounAny of several similar plants:
Agastache foeniculum, blue giant hyssop.
3.NounAgastache foeniculum, blue giant hyssop.
4.NounThe sagebrush (Artemisia spp.).
5.NounA plant used used for sprinkling of blood or water in purification rituals and at Passover, Origanum syriacum.