What is the meaning of Refine?

To purify; reduce to a fine, unmixed, or pure state; to free from impurities.

To become pure; to be cleared of impure matter.

To purify of coarseness, vulgarity, inelegance, etc.; to polish.

To improve in accuracy, delicacy, or excellence.

To make nice or subtle.

inflection of refinar:

1. first/third-person singular present subjunctive
2. third-person singular imperative

first/third-person singular present subjunctive

third-person singular imperative

inflection of refinar:

1. first/third-person singular present subjunctive
2. third-person singular imperative

first/third-person singular present subjunctive

third-person singular imperative

Source: wiktionary.org