[f. as prec. + -ING2.] That empoisons, kills by poison, or renders poisonous.

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1598.  Ord. for Prayer, in Liturg. Serv. Q. Eliz. (1847), 682. The sacred oil … is a sovereign Antidote … against … empoisoning confections.

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1650.  Sir T. Browne, Pseud. Ep. (ed. 2), III. xxvii. 151. Nor are all Snakes of such empoisoning qualities.

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1653.  Urquhart, Rabelais, II. xv. 108. I am almost choaked with the smell thereof, it is so pestiferous and impoisoning.

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1706.  Watts, Horæ Lyr., III. 258. The impoisoning taint O’erspreads the building.

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