Definition
The airframe is the structural body of an aircraft, including the fuselage, wings, empennage (tail), landing gear, and engine mounts, but not the powerplant, avionics, or interior furnishings. 'Airframes' is simply the plural, referring to more than one such structure.
Plain English
The physical skeleton and skin of the aircraft — everything that gives the airplane its shape and holds it together — minus the engine and the equipment installed inside it.
Context Anchor
Seen in aircraft construction, inspection, maintenance, and discussions of how different airplane structures are built.
Derivation
A straightforward compound: 'air' + 'frame.' Just as a building has a frame that supports it, the airframe is the frame that holds the aircraft together and gives it its form in the air.
Why Pilots Care
Knowing airframe construction helps pilots stay within structural limits and spot damage that could affect safety.
Analogy
An airframe is like the skeleton and outer shell of an airplane. It gives the airplane its shape and strength, while the engine is the part that provides power.
Intuition Check
Do not assume “airframe” means the whole airplane. In aviation, it usually means the airplane’s structure, separate from the engine and propeller.
Example Sentence 1
The mechanic inspected the airframe for corrosion before signing off the annual.
Example Sentence 2
Student pilots learn how different airframe designs handle the loads of training maneuvers.