Mid 16th century; earliest use found in Thomas Stapleton (1535–1598), Roman Catholic theologian. From either value or value + -ative, perhaps partly after valuation.
Definition of valuative in US English:
valuative
adjectiveˈvaljʊətɪv
Expressive of or characterized by value.
Origin
Mid 16th century; earliest use found in Thomas Stapleton (1535–1598), Roman Catholic theologian. From either value or value + -ative, perhaps partly after valuation.