normative
1. [ adjective ] dealing with or based on norms
Examples:

"a normative judgment"

Related terms: standard
2. [ adjective ] (linguistics) based on or prescribing a norm or standard
Synonyms: prescriptive
Examples:

"normative grammar"

Related terms: standard
3. [ adjective ] relating to or dealing with norms
Examples:

"normative discipline" "normative samples"

Related terms: norm
4. [ adjective ] (grammar) giving directives or rules
Synonyms: prescriptive
Examples:

"prescriptive grammar is concerned with norms of or rules for correct usage"

Related terms: descriptive grammar