Definition of bloodwort:
(n) :
Any of species Sanguinaria canadensis (bloodroot).
(n) :
Any of various plants used or formerly used to staunch bleeding.
(n) :
Any of various plants with red roots or leaves.
(n) :
Any of species Rumex sanguineus (bloody dock, wood dock, bloody-veined dock).
(n) :
Any of family Haemodoraceae, flowering plants some of whose roots contain a red dye.
(n) :
Various species in the genus Sanguisorba, burnet.