The term CESSNA is a reference to the Cessna Aircraft Company, which is an American general aviation aircraft manufacturing corporation. The solutions for the crossword are HANGAR (6 letters), CLYDE (5 letters), PROP (4 letters) and AVGAS (5 letters). HANGAR refers to a large building used to store aircrafts, CLYDE is a reference to Clyde Cessna, the founder of the Cessna Aircraft Company, PROP is short for propeller, which is a type of aircraft engine, and AVGAS is a type of aviation fuel.