masterwort

noun

: 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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