adv. [f. prec. + -LY2.] In an antithetic manner; in direct opposition.

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1816.  Byron, Childe Harold, III. 36. Whose spirit antithetically mixt, One moment of the mightiest, and again On little objects with like firmness fixt.

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1855.  H. Spencer, Psychology, II. i. (1872), I. 161. These outer activities … become antithetically opposed in aspect.

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