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point of inflection

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noun Mathematics.
  1. inflection point.
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Origin of point of inflection

First recorded in 1735–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for point of inflection

point of inflection

noun plural points of inflection
  1. maths a stationary point on a curve at which the tangent is horizontal or vertical and where tangents on either side have the same sign
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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