a. ? Obs. rare. [f. L. absters-, ppl. stem of abstergēre + -ORY.] Cleansing, purgative; abstersive.

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1623.  C. Butler, Fem. Mon. (1634), 170. Being boiled it [honey] is … lesse laxative, also lesse sharpe and abstersory.

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1650.  Venner, Via Recta, 55. It hath also a very speciall abstersory property.

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