rare. [f. CATEGORIZE: see -IST.] a. One who categorizes or classifies. b. One who deals with the ‘categories.’

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1847.  Emerson, Repres. Men, Swedenborg, Wks. (Bohn), I. 332. Swedenborg’s revelation is a confounding of planes, a capital offence in so learned a categorist.

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1857.  Chamb. Jrnl., VIII. 294. Fencing cleverly … with a categorist.

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