parameter

noun

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

   noun.cognition

   Synonyms parametric quantity

   Source: WordNet 3.0

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

   noun.event

   Source: WordNet 3.0

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

   noun.communication

   Synonyms argument

   Source: WordNet 3.0

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

   noun.cognition

   Source: WordNet 3.0

5. A term applied to some characteristic magnitude whose value, invariable as long as one and the same function, curve, surface, etc., is considered, serves to distinguish that function, curve, surface, etc., from others of the same kind or family.

   noun

   Source: webster1913