1. a constant in the equation of a curve that can be varied to yield a family of similar curves

Definition categories: thought, constant, invariable

2. any factor that defines a system and determines (or limits) its performance

Definition categories: event, factor

3. (computer science) a reference or value that is passed to a function, procedure, subroutine, command, or program

Similar word(s): argument

Definition categories: communication, value, address, reference

4. a quantity (such as the mean or variance) that characterizes a statistical population and that can be estimated by calculations from sample data

Definition categories: thought, quantity

Sentences with parameter as a noun:

- Roughly, a tuple of arguments could be thought of as a vector, whereas a tuple of parameters could be thought of as a covector (i.e., linear functional). When a function is called, a parameter tuple becomes "bound" to an argument tuple, allowing the function instance itself to be computed to yield a return value. This would be roughly analogous to applying a covector to a vector (by taking their dot product (or, rather, matrix-product of row vector and column vector)) to obtain a s

- The parameter of the principal axis of a conic section is called the latus rectum.