Unmanned aircraft system means an unmanned aircraft and associated elements, including communication links and components that control the unmanned aircraft that are required for the pilot in command to operate safely and efficiently in the national airspace system.
Aircraft means any machine that can derive support in the atmosphere from the reactions of the air other than the reactions of the air against the earth’s surface;
Spacecraft (9) means active and passive satellites and space probes.
Delivery Location means the Supplier's premises or other location where the Services are to be supplied, as set out in the Order;
large aircraft means an aircraft, classified as an aeroplane with a maximum take-off mass of more than 5 700 kg, or a multi-engined helicopter;
Civil aircraft means any aircraft other than a public aircraft.
technical specification means a document that prescribes technical requirements to be fulfilled by a product, process or service;
Engine under the Lease. The term "Engines" means, as of any date of determination, both Engines then leased to the Lessee pursuant to the Lease.