WordNet sense 1 (showing a high degree of refinement and the assurance that comes from wide social experience):

refined, svelte, urbane

WordNet sense 2 (having or appealing to those having worldly knowledge and refinement and savoir-faire):

sophisticated

WordNet sense 3 ((of grains especially rice) having the husk or outer layers removed):

milled

WordNet sense 4 (prepared or converted from a natural state by subjecting to a special process):

processed

WordNet sense 5 (made smooth and bright by or as if by rubbing; reflecting a sheen or glow):

bright, burnished, shining, shiny

WordNet sense 6 ((of lumber or stone) to trim and smooth):

dressed