normative(of, pertaining to, or using a norm or standard) adjective [UK: ˈnɔː.mə.tɪv] [US: ˈnɔːr.mə.tɪv]
prescriptive(of or pertaining to prescribing or enjoining, especially an action or behavior based on a norm or standard) adjective [UK: prɪ.ˈskrɪp.tɪv] [US: prɪ.ˈskrɪp.tɪv]