any of several herbs of the family Umbelliferae which were formerly used in medicine, esp Peucedanum ostruthium
masterwort in American English
(ˈmæstərˌwɜːrt, -ˌwɔrt, ˈmɑːstər-)
noun
a European plant, Astrantia major, of the parsley family, having pinkish-rose or white flower clusters with purplish bracts beneath
Word origin
[1540–50; master + wort2]This word is first recorded in the period 1540–50. Other words that entered Englishat around the same time include: labyrinth, machine, parallel, platform, telltale