adv. [f. UNILATERAL a. + -LY2.] In a unilateral manner: a. Bot., Zool., and Path. On one side or surface only.

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1830.  Lindley, Nat. Syst. Bot., 162. Flowers … often arranged unilaterally along the divisions of the cymes.

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1852.  Dana, Crust., II. 1297. With several setæ at apex, which are unilaterally setulose.

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1875.  Bennett & Dyer, trans. Sachs’ Bot., 463. The descending portions … joining others lower down either unilaterally or on both sides.

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  b.  In respect of one side only; by means of or on the part of one side or party; one-sidedly.

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1858.  Gladstone, Homer, II. 297. But then such representations in Homer are not perseveringly, much less are they unilaterally, developed.

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1875.  Poste, Gaius, I. Introd. (ed. 2), 8. A judgment … may be unilaterally penal, that is, may impoverish the defendant without enriching the plaintiff.

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