Refinement | Mean of refinement in English Dictionary

/rɪˈfaɪnmənt/

• Noun
• the act or process of removing unwanted substances from something
1. oil refinement
• the act or process of improving something
1. the refinement of testing methods
• an improved version of something
1. The game is a refinement of last year's version.

• a small change that improves something
1. Several engine refinements have resulted in increased efficiency.
• the quality of a person who has the good education, polite manners, etc., that are expected in people who belong to a high social class
1. a person of great refinement