a. [ad. L. type cognitīv-us, f. cognit-, see above, -IVE.] Of or pertaining to cognition, or to the action or process of knowing; having the attribute of cognizing.

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1586.  T. B., La Primaud. Fr. Acad., I. (1594), 22. Plato saith, that there are three vertues in the soule belonging to knowledge and understanding … called cognitive or knowing vertues: namely, reason, understanding, and phantasie.

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1692.  South, Serm. (1697), I. 260. Unless the Understanding imploy and exercise its cognitive, or Apprehensive Power.

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1803.  Edin. Rev., I. 257. A minute analysis of the cognitive powers of man.

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1836–7.  Sir W. Hamilton, Metaph. (1865), I. 227. The two acts, severally cognitive of mind and matter.

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1850.  McCosh, Div. Govt. (1852), 258. The simple cognitive faculties, which give us the knowledge of really existing individual objects; as Perception … Self-consciousness.

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