As used in the Aviation Act:
A. "aircraft" means airplane and helicopter;
B. "pilot" means any person participating in the operation of an aircraft while it is in flight;
C. "passenger" means any person riding in an aircraft except a pilot;
D. "department" means the department of transportation;
E. "division" means the aviation division of the department;
F. "director" means the director of the division; and
G. "secretary" means the secretary of transportation.