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fluxion

[fluhk-shuh n]
noun
  1. an act of flowing; a flow or flux.
  2. Mathematics. the derivative relative to the time.
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Origin of fluxion

1535–45; < Middle French < Late Latin fluxiōn- (stem of fluxiō) a flowing. See flux, -ion
Related formsflux·ion·al, flux·ion·ar·y, adjectiveflux·ion·al·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for fluxional

Historical Examples

  • Such is the argumentation applied to the cloud (to prove that it has not a permanent but a fluxional existence).

    The Sarva-Darsana-Samgraha

    Madhava Acharya

  • Maclaurin like Taylor worked exclusively with the fluxional calculus.

  • Occasionally they show a fluxional banding; they may also be spherulitic or vesicular.


British Dictionary definitions for fluxional

fluxion

noun
  1. maths obsolete the rate of change of a function, especially the instantaneous velocity of a moving body; derivative
  2. a less common word for flux (def. 1), flux (def. 2)
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Derived Formsfluxional or fluxionary, adjectivefluxionally, adverb

Word Origin

C16: from Late Latin fluxiō a flowing
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012