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Definition of "fluxion" [flux•ion]

  • A flow or flowing. (noun)
  • Continual change. (noun)
  • Archaic See derivative. (noun)
  • Archaic Differential calculus. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "fluxion" in a sentence
  • "The fluxion of a fluent x is denoted by x·, and its moment, or “infinitely small increment accruing in an infinitely short time o”, by x·o."
  • "Digesting its contents, particularly in the given form (in fluxion instead of normal calculus) could have taken months, if not years."
  • "Their bodies continually going up and down upon perpetual fluxion, they never could live if their minds did the same, like the minds of stationary landsmen."