REFINE definition: 1. to make something pure or improve something, especially by removing unwanted material: 2. to…. Learn more.

The meaning of REFINE is to free (something, such as metal, sugar, or oil) from impurities or unwanted material. How to use refine in a sentence.

REFINE meaning: 1 : to remove the unwanted substances in (something); 2 : to improve (something) by making small changes

When a substance is refined, it is made pure by having all other substances removed from it. ...oil refining. If something such as a process, theory, or machine is refined, it is improved by having …

Definition of refine verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

refine (rɪˈfaɪn) vb 1. to make or become free from impurities, sediment, or other foreign matter; purify

to separate (something) from impure substances: to refine oil. to bring (something) to a finer state or form by purifying, polishing, changing, or making it more precise: to refine a theory.

Dec 14, 2025 · (intransitive) To become pure; to be cleared of impure matter. (transitive) To purify of coarseness, vulgarity, inelegance, etc.; to polish.

Definition of refine. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.

The verb refine means To improve, enhance, or perfect something by making gradual changes, adjustments, or fine-tuning.