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point of inflection

American  

noun

Mathematics.
  1. inflection point.


point of inflection British  

noun

  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

"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

Etymology

Origin of point of inflection

First recorded in 1735–45

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“We’re at another point of inflection of historical change, a very interesting one,” Cal Chancellor Carol Christ said.

From Seattle Times • Sep. 1, 2023

Lula’s return to politics was seen as a much-needed point of inflection.

From Washington Post • Oct. 3, 2022

A representative point of inflection occurred within her first week.

From New York Times • Apr. 21, 2022

The solution to the logistic differential equation has a point of inflection.

From Textbooks • Mar. 30, 2016

By al-Husseini's calculations, approximately 116 billion barrels of oil have been produced by Saudi Arabia, meaning only 64 billion barrels remain before reaching this crucial point of inflection.

From The Guardian • Feb. 8, 2011

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