1 : cultivation, tillage
2 : the act of developing the intellectual and moral faculties especially by education
3 : expert care and training <beauty culture>
4 a : enlightenment and excellence of taste acquired by intellectual and aesthetic training b : acquaintance with and taste in fine arts, humanities, and broad aspects of science as distinguished from vocational and technical skills
5 a : the integrated pattern of human knowledge, belief, and behavior that depends upon the capacity for learning and transmitting knowledge to succeeding generations b : the customary beliefs, social forms, and material traits of a racial, religious, or social group; also : the characteristic features of everyday existence (as diversions or a way of life} shared by people in a place or time <popular culture> <southern culture> c : the set of shared attitudes, values, goals, and practices that characterizes an institution or organization <a corporate culture focused on the bottom line> d : the set of values, conventions, or social practices associated with a particular field, activity, or societal characteristic <studying the effect of computers on print culture> <changing the culture of materialism will take time — Peggy O'Mara>
6 : the act or process of cultivating living material (as bacteria or viruses) in prepared nutrient media; also : a product of such cultivation