ppl. a. (UN-1 10.)

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1723.  Waterland, Sec. Vindic. Christ’s Divinity, xxiii. 448. To make you at length sensible of Two Things, about which you have been hitherto very slow and unperceiving.

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1803.  Monthly Mag., XIV. 490. For an idea to exist in an unperceiving thing is a contradiction.

3