"Aviator" is a term that refers to a person who operates an aircraft, typically a pilot. Aviators are trained to navigate and control various types of flying machines, including airplanes and helicopters. They must understand aerodynamics, weather conditions, and aviation regulations to ensure safe flights. The term is also associated with the film "The Aviator," which depicts the life of Howard Hughes, a famous American aviation pioneer and filmmaker. The movie highlights his achievements in aviation, as well as his struggles with mental health and obsessive-compulsive disorder, showcasing the complexities of his character and contributions to the industry.