Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun improver

2 senses of improver

Sense 1
humanitarian, do-gooder, improver -- (someone devoted to the promotion of human welfare and to social reforms)
       => benefactor, helper -- (a person who helps people or institutions (especially with financial help))

Sense 2
addition, add-on, improver -- (a component that is added to something to improve it; "the addition of a bathroom was a major improvement"; "the addition of cinnamon improved the flavor")
       => component, constituent, element -- (an artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system; "spare components for cars"; "a component or constituent element of a system")

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