01 n. The root of Spigelia Marilandica, used as a powerful vermifuge; also, that of Spigelia Anthelmia. See definition 2 (below).
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1.
The root of Spigelia Marilandica, used as a powerful vermifuge; also, that of Spigelia Anthelmia. See definition 2 (below).(Med.)
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2.
A perennial North American herb (Spigelia Marilandica), sometimes cultivated for its showy red blossoms. Called also Carolina pink, Maryland pinkroot, and worm grass.(Bot.) Also: Carolina pink, Maryland pinkroot, worm grass