Akademik

refine
v.
1 tr. free from impurities or defects; purify, clarify.
2 tr. & intr. make or become more polished or elegant or cultured.
3 tr. & intr. make or become more subtle or delicate in thought, feelings, etc.
Derivatives:
refinable adj.
Etymology: RE- + FINE(1) v.

Useful english dictionary. 2012.