Webster's 1828 Dictionary
UNREFINED
a. 1. Not refined; not purified; as unrefined sugar.
2. Not refined or polished in manners.
New American Oxford Dictionary
unrefined
un re fined |ˌənriˈfīnd ˌənrəˈfaɪnd | ▶adjective not processed to remove impurities or unwanted elements: unrefined sugar. • (of a person or their behavior ) not elegant or cultured.
Oxford Dictionary
unrefined
un |re ¦fined |ʌnrɪˈfʌɪnd | ▶adjective 1 not processed to remove impurities or unwanted elements: unrefined sugar. 2 (of a person or their behaviour ) not elegant or cultured.
American Oxford Thesaurus
unrefined
unrefined adjective 1 unrefined clay: unprocessed, untreated, crude, raw, natural, unprepared, unfinished. ANTONYMS processed. 2 unrefined people: uncultured, uncultivated, uncivilized, uneducated, unsophisticated; boorish, lumpen, oafish, loutish, coarse, vulgar, rude, rough, uncouth. ANTONYMS cultured.
Oxford Thesaurus
unrefined
unrefined adjective 1 unrefined clay: unprocessed, untreated, unpurified, crude, raw, natural, plain, coarse, rough, unworked, unprepared, unmilled, unfinished. ANTONYMS refined, processed. 2 the miners were hard, unrefined men: uncultured, uncultivated, uncivilized, philistine, uneducated, unsophisticated, unpolished, indelicate, inelegant, ungraceful; boorish, oafish, loutish, barbarian, coarse, vulgar, rude, uncouth, crude, ill-bred, ill-mannered, crass, raw, rough, rough and ready; provincial, parochial, rustic. ANTONYMS refined, cultured; effete.
Sanseido Wisdom Dictionary
unrefined
ù n re f í ned 形容詞 比較なし 〖通例 名詞 の前で 〗1 加工 [精製 ]されていない 〈食品など 〉.2 ⦅かたく ⦆上品でない, 洗練されていない 〈人 〉; 教養のない 〈人 〉.~̀ s ú gar 精製されていない砂糖 〘ブラウンシュガーなど 〙.