[f. CLEAVE v.1 + -ING2.] That cleaves or splits.

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1621.  G. Sandys, Ovid’s Met., VI. (1626), 109. The cleauing rock, from whence a fountayn brake.

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1725.  Pope, Odyss., V. 189. He cut the cleaving sky.

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1819.  Shelley, Let. Peacock, 25 Feb. Sky-cleaving mountains.

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