Topic: INDUSTRY
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re‧fined
1 [usually before noun]TI a substance that is refined has been made pure by an industrial process [↪ raw, crude; ≠ unrefined]
2 someone who is refined is polite and seems to be well-educated or to belong to a high social class - sometimes used humorously : a refined way of speaking
a refined way of speaking3 a method or process that is refined has been improved to make it more effective [↪ sophisticated]: Laser surgery has become much more refined over the last decade.
Laser surgery has become much more refined over the last decade.