Abbreviations

Acronyms

Acronym Meaning Acronym Meaning
6DOF Six Degrees of Freedom LBA Luffships Buoyant Aircraft Ltd
ALA AHA As-light-as or as-heavy-as LSL Luffships Limited
AOC Air Operator’s Certificate LTA Lighter-than-air
ARDD Automatic Rapid Deflation Device LTA-S LTA-Solutions
AUW All up Weight MOA Maintenance Organisation Approval
BA Buoyant Aircraft MRO Maintenance Repair and Overhaul
BLOS Beyond Line of Site OD Omni-Directional
CB Centre of Buoyancy PDR Preliminary Design Review
CDR Critical Design Review POA Production Organisation Approval
cg Centre of gravity POC Proof of Concept
CofA Certificate of Airworthiness R/C Radio or Remote Control
CS Certification Specification R&D Research and Development
DOA Design Organisation Approval STC Supplemental Type Certificate
EASA EU Aviation Safety Agency TAR Transport Airship Requirements
EQ Equilibrium (of buoyancy v weight) TC Type Certificate
HAV Hybrid Air Vehicle UAS Unmanned Aerial Systems
HAP High Altitude Platform UAV Unmanned Aerial Vehicle
HTA Heavier-than-air UD Uni-Directional
ICE Internal Combustion Engine VTOL Vertical take-off and landing
ISA International Standard Atmosphere VLC Vertical Launch and Capture

For explanations of various BA technology & LTA terms used please visit: Definitions

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