adv. [f. prec. + -LY2.] In an atrocious manner; with heinous wickedness or cruelty; shockingly.

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1765.  Bp. Lowth, Lett. Warburton, ii. Abusing me infamously and atrociously.

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1831.  Alford, in Life (1873), 67. The letter had an atrociously long sentence in it.

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1859.  T. Trollope, Tuscany, ix. 137. The populace … were atrociously incited to crimes of the deepest dye.

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