D defs.my
Entry 1 sense Webster, 1913

Masterwort

· Mas·ter·wort · IPA /ˈmɑːstəwəːt/
01 n. A tall and coarse European umbelliferous plant (Peucedanum Ostruthium, formerly Imperatoria).
  1. 1.
    A tall and coarse European umbelliferous plant (Peucedanum Ostruthium, formerly Imperatoria).(Bot.)