The term 'CENTRAL AIRPORT' can be broken down into two words, 'CENTRAL' and 'AIRPORT'. The word 'CENTRAL' is defined as being in the middle of a region or area, while an 'AIRPORT' is a facility that serves as a landing and takeoff point for aircraft. The crossword solution for this term is 'HUB', which is a term used to describe an AIRPORT that serves as a major connecting point for other airports. This means that CENTRAL AIRPORT is a major AIRPORT that serves as a connecting point for other airports in the region.