1. One who, or that which, improves.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• imporver,
• umprover,
• jmprover,
• kmprover,
• omprover,
• 9mprover,
• 8mprover,
• inprover,
• ikprover,
• ijprover,
• imorover,
• imlrover,
• im-rover,
• im0rover,
• imporover,
• improveer,
• improvar,
• improvers,
• Improor,
• Improar

• improbable,
• improper,
• impropriety,
• imbrue,
• improve,
• imprint,
• improvident,
• impress,
• improvise,
• improving,
• improvize,
• improperly,
• improved,
• improvement,
• improvised,
• improvable.

The adjective form of the word "improver" is "improving".

The plural of the "improver" can be the "improvers".

The singular of the "improver" can be the "improver".