/ səbˈstæntɪv; NAmE ; ˈsʌbstəntɪv/ adjective , noun
■ adjective
( formal ) dealing with real, important or serious matters :
substantive issues
The report concluded that no substantive changes were necessary.
■ noun
( old-fashioned , grammar ) a noun
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WORD ORIGIN
late Middle English (in the sense having an independent existence ): from Old French substantif , -ive or late Latin substantivus , from substantia essence, from substant- standing firm, from the verb substare .