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parameters

/pærəˈmɛtərz/ · par·a·me·ters
noun
  1. A value kept constant during an experiment, equation, calculation or similar, but varied over other versions of the experiment, equation, calculation, etc. The researcher kept the temperature constant while varying the pressure to observe its effects.
  2. A variable that describes some system (material, object, event etc.) or some aspect thereof The parameters of the new policy included increased funding for education and healthcare.
  3. An input variable of a procedure definition, that gets an actual value (argument) at execution time (formal parameter) The function required two parameters: a string and an integer, to perform the calculation correctly.
Did you know? The concept of parameters is crucial in many scientific and mathematical fields, including physics, engineering, and computer science, where it is used to describe and analyze complex systems and phenomena.
Written by Lexi Wordsworth, Dictionary Editor 5 lookups Added Aug 4, 2026