Definition of parameter noun from the Oxford Advanced Learner's Dictionary



BrE BrE//pəˈræmɪtə(r)//
; NAmE NAmE//pəˈræmɪtər//
[usually plural] (formal)
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something that decides or limits the way in which something can be done to set/define the parameters We had to work within the parameters that had already been established. Word Originmid 17th cent.: modern Latin, from Greek para- ‘beside’ + metron ‘measure’.
See the Oxford Advanced American Dictionary entry: parameter