Glossary

The Glossary provides definitions of popular aviation, avionics, and aeronautical terms, as well as descriptions of new and existing aircraft platforms, systems, regulations, standards, programs, and more. For company-specific information, visit the Buyers’ Guide at buyersguide.mae.pennnet.com/search/index.html.

	Dassault Falcon 2000LXS The Falcon 2000LXS, announced in Oct. 2012, combines the short field performance of the 2000S with the longer range capabilities of the 2000LX. Featuring the same inboard slats and winglets as the 2000S model, the aircraft offers the same landing performance as the Falcon 2000S. The airplane comes standard with the EASy II avionics suite and FalconCabin HD+ entertainment system.
	Dassault Falcon 2000S The Falcon 2000S, the entry-level jet in the Falcon family unveiled in May 2011, is equipped with upgraded EASy II avionics, a FalconCabin HD+ entertainment system, and a new fixed-configuration cabin designed by BMW Group Designworks USA.
Health and Usage Monitoring System (HUMS) Health and Usage Monitoring System (HUMS) is a sensor-based monitoring system that enables preventative maintenance by measuring the health and performance of mission-critical components.
	A-29 Super Tucano The A-29 Super Tucano turboprop aircraft can be used to carry out various missions, including close air support and intelligence, surveillance, and reconnaissance (ISR).
	WorldView-3 Defined WorldView-3, scheduled to launch in mid-2014, is expected to be the first super-spectral, high-resolution commercial satellite.
	High-Speed Anti-Radiation Missile The AGM-88 High-Speed Anti-Radiation Missile is used to suppress or destroy surface-to-air missile radars, early warning radars, and radar-directed air defense artillery systems.
	AgustaWestland AW159 helicopter The AW159 is a new-generation, multi-role military helicopter that is replacing Lynx helicopters in service with the Royal Navy and British Army.
ATM ATM is a common aerospace and defense acronym for: air traffic management.
Avionics Avionics is a term used to describe electronic systems employed on mannedand unmanned aircraft, satellites, and spacecraft.
DO-178 DO-178, Software Considerations in Airborne Systems and Equipment Certification, is a document published by RTCA Inc. that provides guidance for developing, testing, verifying, and ensuring the reliability and security of software intended for use in airborne environments, such as aboard aircraft.
DO-254 DO-254, Design Assurance Guidance for Airborne Electronic Hardware, is a document published by RTCA Inc. providing guidance for the development of airborne electronic hardware.
DOD DOD is an acronym – also commonly used with a lower-case “o”, as in DoD – that stands for Department of Defense.
EUROCAE EUROCAE is an acronym for: European Organization for Civil Aviation Equipment.
GIG GIG is a common aerospace and defense acronym that stands for: global information grid.
RTOS RTOS is a common acronym for: real-time operating system. RTOS has been pluralized in two ways, as RTOSs and RTOSes.
UAS UAS is a common acronym for: unmanned aerial system. UAS is often pluralized as UASs or UASes.
UAV UAV is a common aerospace and defense acronym for: unmanned aerial vehicle. The pluralized version of UAV is UAVs.