substitution

/ (ˌsʌbstɪˈtjuːʃən) /


noun
  1. the act of substituting or state of being substituted

  2. something or someone substituted

  1. maths the replacement of a term of an equation by another that is known to have the same value in order to simplify the equation

  2. maths logic

    • the uniform replacement of one expression by another

    • substitution instance an expression so derived from another

Words Nearby substitution

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

How to use substitution in a sentence