Which term describes something located behind in an aircraft?

The term "aft" specifically refers to the back or rear section of an aircraft. In aviation terminology, understanding the layout and orientation of an aircraft is crucial for flight attendants, pilots, and crew members. When referring to "aft," one is indicating the portion of the aircraft that is towards the tail and away from the nose, which is the direction associated with the front or forward section of the aircraft.

This distinction is important in various contexts, such as emergency procedures, passenger boarding announcements, and identifying different sections of the cabin. For example, flight attendants may need to instruct passengers to move towards the aft of the plane during boarding or in case of an emergency evacuation.

In contrast, some of the other terms do not fit this definition: "forward" pertains to the front of the aircraft, "exterior" refers to the outside part of the aircraft, and "oblique" generally describes a slanted or angled position, which isn't directly related to aircraft orientation. Thus, "aft" is the most accurate term for describing something located behind in an aircraft.