MASTERWORT

masterwort. Masterwort, n. a plant of several kinds

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Mas″ter‐wort′ (?), n. (Bot.) (a) A tall and coarse European umbelliferous plant (Peucedanum Ostruthium, formerly Imperatoria). (b) The Astrantia major, a European umbelliferous plant with a showy colored involucre. (c) Improperly, the cow parsnip (Heracleum lanatum).