In an organization Culture is the set of important beliefs that members of that organization share.
By the word culture refers to the most basic cause of a person’s wants and behavior. It is the set of basic values, perceptions, wants, and behaviors learned by a member of society from family and other important institutions.
In the anthropological sense a culture is usually defined as the shared beliefs, values, attitudes and expectations about appropriate ways to behave that are held by the members of a social group.
And to a psychologist culture is the unquestioned assumptions people share about the world, about the human condition, about what is right, wrong and normal, are perhaps even more important.