transitive verb
filter, filter out, refine, refine
to refine gold
to refine sugar
make more refined, make more polite, make more elegant, make more sophisticated (in taste, language, manners...)
to refine upon words
journalize
become more refined, become more polite, become more elegant, become more sophisticated (in taste, language, manners...)
to refine gold
to refine sugar
(: on, upon) delicate, tactful (in thinking, speaking...)
to refine upon words
(: on, upon) to add sophistication, to add subtlety
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