The meaning of SUBSTANTIVE is having substance : involving matters of major or practical importance to all concerned. How to use substantive in a sentence. Did you know?

having real importance or value: a substantive issue / matter substantive talks / negotiations (Definition of substantive from the Cambridge Academic Content Dictionary © Cambridge University Press)

SUBSTANTIVE definition: a noun. See examples of substantive used in a sentence.

Definitions of substantive adjective having a firm basis in reality and being therefore important, meaningful, or considerable synonyms: substantial

Definition of 'substantive' substantive (səbstæntɪv ) adjective [usually ADJECTIVE noun]

Define substantive. substantive synonyms, substantive pronunciation, substantive translation, English dictionary definition of substantive. adj. 1. Substantial; considerable. 2. Independent in existence or …

SUBSTANTIVE meaning: 1 : important, real, or meaningful; 2 : supported by facts or logic

Dec 13, 2025 · Adjective substantive (comparative more substantive, superlative most substantive) Of the essence or essential element of a thing. Synonyms: essential, in essence substantive information

Existing independently; not dependent upon or subordinate to another. Of considerable amount or quantity; substantial. Independent in existence or function; not subordinate. Having a real existence; …

There are 16 meanings listed in OED's entry for the word substantive, four of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.