Improvement and Refining

Improvement noun - An instance of notable progress in the development of knowledge, technology, or skill.

Refining and improvement are semantically related. In some cases you can use "Refining" instead a noun "Improvement".

Nearby Words: improve, improved, improving, improvable, improver

Refining noun - The process of removing impurities (as from oil or metals or sugar etc.).

Improvement and refining are semantically related. Sometimes you can use "Improvement" instead a noun "Refining".

Nearby Words: refined, refine, refinement, refinery, refiner