Hysop definitions

Webster's 1828 Dictionary

HY'SOP
HYSSOP, n. hy'sop. [L. hyssopus; Gr. It would be well to write this word hysop.] A plant or genus of plants, one species of which is cultivated for use. The leaves have an aromatic smell, and a warm pungent taste. Hyssop was much used by the Jews in purification.