Meaning of “refine” in the English Dictionary

(Definition of “refine” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"refine" in American English

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refineverb [ T ]

us /rɪˈfɑɪn/

to make a substance pure by removing unwanted material:

Sugar and oil are refined before use.

To refine something also means to improve it by making small changes:

We haven’t finished refining the plan yet.

(Definition of “refine” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"refine" in Business English

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refineverb [ T ]

uk /rɪˈfaɪn/ us

PRODUCTION to improve something or to make it pure, especially by removing material that is not wanted:

Crude oil is industrially refined to purify it.

to improve an idea, a method, a system, etc. by making small changes:

Engineers spent many months refining the software.

(Definition of “refine” from the Cambridge Business English Dictionary © Cambridge University Press)