[see -IST.] One who uses or is skilled in mathematical fluxions.

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1734.  Berkeley, Analyst, 88. Qu. 43. Whether an Algebraist, Fluxionist, Geometrician, or Demonstrator of any kind can expect indulgence for obscure Principles or incorrect Reasonings?

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1816.  trans. Lacroix’s Diff. & Int. Calc., 619–20. The best argument of its utter insufficiency in most cases of this nature, is derived from the practices of fluxionists themselves, who usually denote the operation by a verbal statement, or by prefixing some abbreviation of the word fluxion.

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