masterwort

noun

Definition of masterwort 

: any of several herbaceous plants (family Umbelliferae) used especially formerly in medicine:

a : a coarse European plant (Imperatoria ostruthium) with large ternate leaves

b : a European herb (Astrantia major) that has dark-colored aromatic roots and leaves mostly in a basal tuft and is sometimes cultivated for its showy compound umbels of white to rosy flowers

c : cow parsnip

d : angelica sense 1b

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