[ad. L. vīrulentia, f. vīrulentus: see next and -ENCY. So Sp. and Pg. virulencia, It. virulenza.]

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  1.  = VIRULENCE 1.

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a. 1617.  Hieron, Wks. (1620), II. 487. Men of corrupt minds shall … bee as it were moued … to goe on in their virulency and spite, and scorne of good Profession.

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1647.  N. Ward, Simp. Cobler (1843), 6. The zeale of the one, the virulency of the other, must … kindle combustions.

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1672.  Clarendon, Ess., Tracts (1727), 269. Those differences which are debated between Roman Catholics themselves with so much virulency and animosity.

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1738.  Birch, Milton, in M.’s Wks., I. 28. He was always remarkable for an Haughtiness of Temper and Virulency of Style.

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1847.  E. Brontë, Wuthering Heights, ii. Several incoherent threats of retaliation that, in their indefinite depth of virulency, smacked of King Lear.

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  2.  = VIRULENCE 2.

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1651.  French, Distill., v. 135. The powder … is very good to be strewed upon old ulcers, for it doth much correct the virulency of them.

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1669.  W. Simpson, Hydrol. Chym., 73. The Hyacinth … becomes the infallible indication of the Plague, by which afterward … the virulency … is driven forth.

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1694.  Salmon, Bate’s Dispens. (1713), 561/2. Lest the Particles of the Mercury … should … create Pains, Aches, Rottenness, or a Virulency never to be taken away.

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1710.  T. Fuller, Pharm. Extemp., 283. The Particles of the Quick-Silver … oftentimes impress an indelible Virulency upon the Brain.

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