refiltered Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. to filter something again to remove impurities. Example Sentence The man refiltered the fish tank. More Example Sentences They refiltered the oil for better quality. Synonyms filtered again; purified; cleansed Antonyms dirty Hear It! Say It! Write It! refiltered Switch to cursive Start Share with your friends: