Main entry: substantive
Definition: any word or group of words functioning as a noun
Main entry: substantive, essential
Definition: defining rights and duties as opposed to giving the rules by which rights and duties are established
Usage: substantive law
Main entry: substantial, substantive
Definition: having a firm basis in reality and being therefore important, meaningful, or considerable
Usage: substantial equivalents
Main entry: meaty, substantive
Definition: being on topic and prompting thought
Usage: a meaty discussion