the mind > goodness and badness > quality of being good > improvement > [adjective] > purifying or refining > purified or refined (5)
Mature; ripened, softened; made mellow, esp. as the result of age.
figurative. Chastened, modest, restrained from all excess. of processes of thought. Obsolete.
Refined, purified (in character, feeling, style).
free from trash, purified from worthless elements.