Meaning of PARAMETER in English


I. pəˈraməd.ə(r) noun

( -s )

Etymology: New Latin, from para- + -meter (from Greek metron measure) — more at measure

1. : the relative intercept made by a plane on a crystallographic axis, the ratio of the intercepts determining the position of the plane


a. : an arbitrary constant characterizing by each of its values some member of a system (as of expressions, curves, surfaces, functions)

we now develop an equation which, for suitable choice of a parameter , will represent either a parabola, an ellipse, or a hyperbola — School Mathematics Study Group

specifically : a quantity that describes a statistical population

a clear distinction should always be drawn between parameters and estimates, i.e. between quantities which characterize the universe, and estimates of these quantities calculated from observations — Statistical Methods in Research & Production

estimation of the values of the parameters which enter into the equation representing the chosen relation — Frank Yates

b. : an independent variable through functions of which other functions may be expressed

four parameters are necessary to determine an event, namely the three which determine its position and the one which determines its time — P.W.Bridgman

II. noun

1. : any of a set of physical properties whose values determine the characteristics or behavior of a system

parameters of the atmosphere such as temperature, pressure, and density

2. : something represented by a parameter ; broadly : characteristic : element : factor

political dissent as a parameter of modern life

3. : limit : boundary

working within established parameters

4. : a variable whose value is input to a procedure or subprogram to be operated on when the procedure or subprogram is called in a computer program

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.