The crossword solution for the term 'high-minded sort' is 'AVIATOR' (7 letters). An AVIATOR is a person who operates an aircraft, typically as a commercial or military pilot. Aviators are highly trained and skilled professionals who must possess a high level of mental acuity and physical fitness. They are often seen as having a high-minded sort of attitude due to their dedication to their profession and the risks they take in order to fly.