un ‧ re ‧ fined /ˌʌnrɪˈfaɪnd◂/ BrE AmE adjective
[ Word Family: noun : ↑ refinement , ↑ refinery ; verb : ↑ refine ; adjective : ↑ refined ≠ ↑ unrefined ]
1 . an unrefined substance is in its natural form:
unrefined sugar
2 . formal not polite or educated