Set·ter·wort n. Bot. The bear's-foot (Helleborus fœtidus); -- so called because the root was used in settering, or inserting setons into the dewlaps of cattle. Called also pegroots.
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setterwort
n : digitate-leaved hellebore with an offensive odor and
irritant qualities when taken internally [syn: stinking
hellebore, bear's foot, Helleborus foetidus]