Empty weight

See standard empty weight.

Aviation Maintenance Technician Handbook — General, p. G-4

Also defined in 1 more source

The weight of the airframe, engines, all permanently installed equipment, and unusable fuel. Depending upon the part of the federal regulations under which the aircraft was certificated, either the undrainable oil or full reservoir of oil is included.

Aircraft Weight and Balance Handbook, p. G-2

Taught in GEN-C Procedures, GEN-C Quick reference, GEN-C Concepts.