- Refine - turn to commercial crop - To bestow attention, care, and labor upon, with a
view to valuable returns; to till; to fertilize; as, to cultivate soil. - To direct special attention to; to devote time and
thought to; to foster; to cherish. - To seek the society of; to court intimacy with. - To improve by labor, care, or study; to impart
culture to; to civilize; to refine. - To raise or produce by tillage; to care for while
growing; as, to cultivate corn or grass.