AARNet- Australia's Academic and Research Network
AGN- Active Galactic Nuclei
AIPS- Astronomical Image Processing System
ALBUS- Advanced Long Baseline User Software
ANGLES- Astrophysics Network for Galaxy LEnsing Studies
ANTAB- File containing aprioiri station calibration information, used in AIPS
ANTABFS- “Raw” version of ANTAB
ASTRON- Netherlands Foundation for Research in Astronomy
ATCA- Australia Telescope Compact Array
ATNF- Australia Telescope National Facility
BBC- BaseBand Converter
BL-Lac- BL Lacertae
Bwctl- Bandwith Test Controller
CALC- Program to compute the apriori geometric delay-model
CAS- Chinese Academy of Sciences
CASA- Common Astronomy Software Applications
C‑band 5 GHz observing band
CCC- Correlator Control Computer
CeNTIE- Centre for Networking Technologies for the Information Economy
CfA- Center for Astrophysics (Cambridge, MA, USA)
CJF- Caltech-Jodrell Flat spectrum Survey
Cm-* baseline- Cambridge-to-all-stations baseline
COSMIC- Continuous Single-disc Monitoring of Intra-day variability at Ceduna
CPU- Central Processor Unit
CSIRO- Commonwealth Scientific and Industrial Research Organisation
CSO- Compact Symmetric Object
Da-* baseline- Darnhall-to-all-stations baseline
DANTE- Delivery of Advanced Network Technology for Europe
DEMON- Dark Matter and Dark Energy
DEVOS- Deep Extragalactic VLBI-Optical Survey
DFG- German Science Foundation
DPU- Data Playback Unit
DXRBS- Deep X-ray Radio Blazar Survey
EADS- European Aeronautic Defence and Space Company
EADS LIFE- EADS Lunar Infrastructure For Exploration
EC - European Commission
EGRET- Energetic Gamma Ray Experiment Telescope
ERI- EVN Reliability Indicator
ESA- European Space Agency
eSMA- Extended SubMillimeter Array
ESTRELA- Early-Stage TRaining site for European Long-wavelength Astronomy
EU- European Union
e-VLBI- electronic VLBI
EVN- European VLBI Network
EXPReS- Express Production Real-Time e-VLBI Service
FABRIC- Future Arrays of Broadband Radio-telescopes on Internet Computing
FIRST- VLA Faint Images of the Radio Sky at Twenty-one Cm
FITS- Flexible Image Transport Systems
FP6- Framework Programme 6
FPGA- Field Programmable Gate Array
FTP- File Transfer Protocol
GARR- Gestione Ampliamento Rete Ricerca (Italian Academic and Research Network)
GB- Gigabyte
Gbps- Gigabit per second
GBT- Green Bank Telescope
GÉANT- Pan-European Gigabit Research and Education Network
GeV- Giga-electron-Volt
GMRT- Giant Metre-wave Radio Telescope
GPS- Global Positioning System
GPS- GHz-Peaked-Spectrum
GSFC- Goddard Space Flight Center
HDF-N- Hubble Deep Field - North
HFF- Hubble Flanking Field
HSA- High Sensitivity Array
I/O- Input/Output
IAA- International Academy of Astronautics
IDV- intra-day variability
IERS- International Earth Rotation Service
IGN- Instituto Geografico Nacional (Spain)
INAF- Istituto Nazionale di Astropisica (Italy)
IRA- Istituto di Radioastronomia (Italy)
IRAM- Institut de Radio Astronomie Milimetrique
ISM- Interstellar Medium
ISS- interstellar scintillation
IVS- International VLBI Service
Jb1+2- Jodrell Bank telescopes 1 + 2
JBO- Jodrell Bank Observatory (UK)
JCCS- JIVE Correlator Control Software
JCMT- James Clerk Maxwell Telescope (Hawaii, USA)
JIVE- Joint Institute for VLBI in Europe
JPL- Jet Propulsion Laboratory
K‑band ‑ 22 GHz observing band
LAN- Local Area Network
LBA- Australian Long Baseline Array
L‑band ‑ 1,6 GHz observing band
LOFAR- Low Frequency Array
LTO- Linear Tape Open (tape backup system)
Mk5- Mark 5 (PC based disk recording system)
MASIV- MicroArcsecond Scintillation-Induced Variability
MB- Megabyte
Mbps- Megabit per second
MERLIN- Multi-Element Radio Linked Interferometer Network
MHz- Mega Herz
MIM- minimum ionosphere model
MPIfR- Max Planck Institut für Radioastronomie (Germany)
MTU- Maximum Transmission Unit
NA- Networking Activity
NAOC- National Astronomical Observatory of China
NASA- National Aeronautics and Space Administration
NICT- National Institute of Information & Communications Technology (Japan)
NME- Network Monitoring Experiment
NOT- Nordic Optical Telescope
NRAO- National Radio Astronomy Observatory (USA)
NREN- National Research and Education Network
NWO- Nederlandse Organisatie voor Wetenschappelijk Onderzoek
OAN- Observatorio Astronomico Nacional
OSO- Onsala Space Observatory (Sweden)
PC-EVN- disk‑based recording format
PCInt- Post-Correlator Integrator
PERT- Performance Enhancement and Response Team
PI- Principal Investigator
PoP- Point of Presence
PPARC- Particle Physics and Astronomy Research Council (UK)
PSNC- Poznan Supercomputing and Networking Center
RFI- Radio Frequency Interference
ROEN- North-eastern Space Radio Observatory
ROSAT- Röntgen Satellite
ROT (clocks) Reconstituted Observing Time
RuG- University of Groningen
SARA- Dutch National Computer Centre
SCARIe- Software Correlator Architecture Research and Implementation for e-VLBI
SCHED- VLBI Scheduling Software, developed by NRAO
SCUBA- Submillimetre Common-User Bolometer Array
SFXC- Software FX correlator
SHAO- Shanghai Astronomical Observatory (China)
SKA- Square Kilometer Array
SKADS- SKA Design Study
Smart-1- Small missions for Advanced Research in Technology
SPIE- International Society for Optical Engineering
SURFNet- Dutch Research Organisation
TB- Terabyte
TeV - Tera-electron-Volt
TIGO- Transportable Integrated Geodatic Observatory
TNA- Trans National Access
TRM- Track Recovery Module
UAO- Urumqi Astronomical Observatory (China)
ULX- Ultra-Luminous X-ray Sources
UTC- Coordinated Universal Time
UvA- University of Amsterdam
UVW- Coordinate system for the visibility data as measured by an interferometric arary
VC- Video Channel
VLA- Very Large Array
VLBA- Very Long Baseline Array
VLBEER- EVN schedule server
VLBI- Very Long Baseline Interferometry
VSOP- VLBI Space Observatory Programme
WSRT- Westerbork Synthesis Radio Telescope (Netherlands)