1 : having substance : involving matters of major or practical importance to all concerned substantive discussions among world leaders. 2 : considerable in amount or numbers : substantial made substantive progress.

What does substantive mean in legal terms?

Legal Definition of substantive law

: law that creates or defines rights, duties, obligations, and causes of action that can be enforced by law — compare adjective law, procedural law.

What does substantive answer mean?

Substantive Response means a response to a complaint containing a detailed analysis of the complaint, the most comprehensive response possible at the time, an indication of future investigations to be conducted and a timescale for resolution of the complaint.