Filter
Filter verb - To remove usually visible impurities from.
Usage example: after frying the chicken, we filtered the oil and kept it in the refrigerator to use again
Refine is a synonym for filter in purify topic. In some cases you can use "Refine" instead a verb "Filter", when it comes to topics like activity, clean, strain, clarify. popular alternative
Mutual synonyms
Common collocations
Cite this Source
Refine and Filter. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/filter/refine
Filter & Refine. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/filter/refine>.
Refine or Filter. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/filter/refine.
Google Ngram Viewer shows how "filter" and "refine" have occurred on timeline