1 Wayne Thiebaud - Thiebaud became famous by painting items such as pies, cakes, lipstick, and toys. One of his most famous paintings is of three gumball machines called Three Machines.  Andy Warhol - Warhol is the most famous of the Pop Artists and played a major role in making the art movement popular.
disease. noun. 1  An abnormal condition of a part, organ, or system of an organism resulting from various causes, such as infection, inflammation, environmental factors, or genetic defect, and characterized by an identifiable group of signs, symptoms, or both.isease. 1  any departure from health; illness in general. 2  a particular destructive process in an organ or organism, with a specific cause and characteristic symptoms; specif., an illness; ailment. 3  any harmful or destructive condition, as of society.
Definition of dementia. When a person starts losing his or her abilities to learn or recognize things, abilities for judging and reasoning activities, and few other problems, then this is the condition of dementia. It can also be a state when a person faces the difficulties like memory loss, and other mental abilities.