D defs.my
Entry 1 sense Webster, 1913

Setterwort

· Set·ter·wort · IPA
01 n. The bear's-foot (Helleborus fœtidus); -- so called because the root was used in settering, or inserting setons into the dewlaps of cattle. …
  1. 1.
    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.(Bot.) Also: pegroots