Definitions of improver

n someone devoted to the promotion of human welfare and to social reforms

do-gooder, humanitarian
Type of:
benefactor, helper
a person who helps people or institutions (especially with financial help)

n a component that is added to something to improve it

add-on, addition
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something added to enhance food or gasoline or paint or medicine
an addition that was not included in the original plan
annex, annexe, extension, wing
an addition that extends a main building
a supplementary part or accessory
elongation, extension
an addition to the length of something
an additive that enhances the effectiveness of medical treatment
an extension at the end and at right angles to the main building
artificial additive, food additive
an additive to food intended to improve its flavor or appearance or shelf-life
hood, lens hood
a tubular attachment used to keep stray light out of the lens of a camera
Type of:
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

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