Last Updated：2025/11/20

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(transitive) To purify; reduce to a fine, unmixed, or pure state; to free from impurities. / (intransitive) To become pure; to be cleared of impure matter.

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refine

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Source Word

refine

IPA(Pronunciation)

/ɹɪˈfaɪn/

Verb

transitive intransitive

Japanese Meaning

不純物を除去して純粋な状態にする（他動詞、例：精製する、精錬する） / 不純物が除かれて純粋な状態になる（自動詞）

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The chemists refine the crude sugar to remove impurities before packaging.

Google Translation / DeepL Translation

化学者たちは包装する前に粗糖から不純物を取り除くために精製します。

Details

Sense（1）

(transitive) To purify; reduce to a fine, unmixed, or pure state; to free from impurities.

The dawn of the oil age was fairly recent. Although the stuff was used to waterproof boats in the Middle East 6,000 years ago, extracting it in earnest began only in 1859 after an oil strike in Pennsylvania.[…]It was used to make kerosene, the main fuel for artificial lighting after overfishing led to a shortage of whale blubber. Other liquids produced in the refining process, too unstable or smoky for lamplight, were burned or dumped.

Google Translation / DeepL Translation

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Sense（2）

(intransitive) To become pure; to be cleared of impure matter.

Sense（3）

(transitive) To purify of coarseness, vulgarity, inelegance, etc.; to polish.

to refine someone's manners

Google Translation / DeepL Translation

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Sense（4）

(transitive, intransitive) To improve in accuracy, delicacy, or excellence.

My dear Harriet, you must not refine too much upon this charade.—You will betray your feelings improperly, if you are too conscious and too quick, and appear to affix more meaning, or even quite all the meaning which may be affixed to it.

Google Translation / DeepL Translation