Jalap definitions

jăl'əp, jä'ləp
A twining eastern Mexican vine (Ipomoea purga) having tuberous roots that are dried, powdered, and used medicinally as a purgative.
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The purgative drug obtained from the roots of this plant or related plants.
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The dried root of a Mexican vine (Ipomoea purga) of the morning-glory family, formerly used as a purgative.
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A resin obtained from this root.
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The plant bearing this root.
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Any of several other plants with similar roots.
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A twining eastern Mexican vine (Ipomoea purga) having tuberous roots that are dried, powdered, and used medicinally as a purgative.
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The purgative drug obtained from the roots of this plant or related plants.
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A cathartic drug consisting of the tuberous roots of Ipomoea purga, a convolvulaceous plant found in Mexico.
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Origin of jalap

French from American Spanish jalapa short for (purga de) Jalapa (purgative of) Jalapa after Jalapa