improver

/ɪmˈpruvər/

/ɪmˈpruvə/

Other forms: improvers

Definitions of improver

1. noun

   someone devoted to the promotion of human welfare and to social reforms
   synonyms: do-gooder, humanitarian

   type of:

   benefactor, helper

   a person who helps people or institutions (especially with financial help)
2. noun

   a component that is added to something to improve it
   synonyms: add-on, addition

   types:

   additive

   something added to enhance food or gasoline or paint or medicine

   afterthought

   an addition that was not included in the original plan

   annex, annexe, extension, wing

   an addition that extends a main building

   attachment

   a supplementary part or accessory

   elongation, extension

   an addition to the length of something

   addendum

   a thing that is added or will be added

   adjuvant

   (medicine) a therapy, medicine, or anything that makes a medical treatment more effective or manageable

   ell

   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