Mathematics and natural sciences
Pure sciences and exact or mathematical sciences, including astronomy, mechanics and mathematical physics.
- Code
-
Meaning
Language
Themes and places
- OCE
-
Ocean Color Experiment
- OCQ
-
Ordre des Chimistes du Québec
- OCTS
-
Ocean Color and Temperature Scanner
- ODE
-
Ordinary Differential Equation
- ODE
-
Observatoire Départemental de l'Eau
- ODF
-
Orbit Determination Facility
- ODP
-
Ocean Drilling Programm
- OEJV
-
Open European Journal on Variable Stars
- OES
-
Occupational and Environmental Safety
- OFBSL
-
Observatoire de la Foresterie du Bas-Saint-Laurent
- OFEFP
-
Office Fédéral de l'Environnement, des Forêts et du Paysage
- OFES
-
OGCM for the Earth Simulator
- OFI
-
Österreichisches Forschungsinstitut für Chemie und Technik (www.ofi.co.at)
- OGC
-
Open Geospatial Consortium
- OGCM
-
Ocean General Circulation Model
- OGE
-
Ordre des Géomètres Experts
- OGM
-
Organisme Génétiquement Modifié
- OGS
-
Opération Grand Site
- OGS
-
Official Gene Set
- OHP
-
Observatoire de Haute-Provence (www.obs-hp.fr)
- OHSU
-
Oregon Health and Science University (www.ohsu.edu)
- OI
-
Optimal Interpolation
- OIBT
-
Organisation Internationale des Bois Tropicaux (www.itto.or.jp)
= ITTO | International Tropical Timber Organization | In English
= OIMT | Organización Internacional de las Maderas Tropicales | In Spanish - OIEau
-
Office International de l'Eau
- OIMT
-
Organización Internacional de las Maderas Tropicales (www.itto.or.jp)
= OIBT, ITTO, OIMT (see above)
- OKACOM
-
Okavango River Basin Water Commission
- OKUNHK
-
Oficejo de la Kunordiganto de la Unuiĝintaj Nacioj por Helpo kaze de Katastrofo
= UNDRO | Office of the United Nations Disaster Relief Coordinator | In English
- OL
-
Oosterlengte
- OLEB
-
Origins of Life and Evolution of the Biosphere
- OLMAM
-
Optimized Levenberg Marquardt with Adaptive Momentum
- OMEC
-
Organic Materials for Electronics Consortium
- OMI
-
Organisation Maritime Internationale
= IMO | International Maritime Organization | In English
= IMO | Internacia Mar-Organizo | In Esperanto - OMIM
-
Online Mendelian Inheritance in Man
- OMJ
-
Oscillation de Madden-Julian
= MJO | Madden-Julian Oscillation | In English
- OMM
-
Outer Mitochondrial Membrane
- OMM
-
Organisation Météorologique Mondiale (https://public.wmo.int/fr)
= MMO | Monda Meteologia Organizo | In Esperanto
= WMO | World Meteorological Organization | In English - OMP
-
Observatoire Midi-Pyrénées (https://www.omp.eu/)
- OMSZ
-
Országos Meteorológiai Szolgálat
- OMU
-
Optical Measuring Unit
- OMVG
-
Organisation pour la Mise en Valeur du fleuve Gambie
- OMVS
-
Optically Variable Magnetic Stripe
- ONA
-
Observatorio Nacional Argentino
- ONGC
-
Oil and Natural Gas Corporation (www.ongcindia.com)
- ONRAS
-
Occasional Notes of the Royal Astronomical Society
- OOPS
-
Fundamental'nye Osnovy Opticheskoi Pamiati i Sredy
- OPA
-
Océan PArallélisé
- OPC
-
Optical Power Calibration
- OPC
-
Oligodendrocy Precursor Cell
- OPCs
-
Oligodendrocyte Progenitor Cells
- OPD
-
Optical Path Difference
- OPDAR
-
Optical Detection and Ranging
- OPG
-
Osteoprotegrin
- OPGC
-
Observatoire de Physique du Globe de Clermont-Ferrand (wwwobs.univ-bpclermont.fr)
- OPGL
-
Osteoprotegerin Ligand
- OPM
-
Outer Planet Mission
- OPN
-
Osteopontin
- OPPF
-
Oxford Protein Production Facility
- OPhL
-
Optique Philippe Lafont
- OQE
-
Optical and Quantum Electronics
- ORAC
-
Oxygen Radical Absorbance Capacity
- ORE
-
Observatoire de Recherche en Environnement
- ORFEUS
-
Observatories and Research Facilities for EUropean Seismology (http://orfeus.knmi.nl)
- ORI
-
Ocean Research Institute (www.ori.u-tokyo.ac.jp)
- ORM
-
Operational Reactivity Margin
- ORRCA
-
Ontario Research Centre for Computer Algebra (www.orcca.on.ca)
- ORROE
-
Occasional Reports of the Royal Observatory Edinburgh
- OSAJ
-
Optical Society of America Journal
- OSAJI
-
Optical Society of America Journal - Optics and Image Science
- OSI
-
Ordnance Survey Ireland
- OSJaJ
-
Oceanographical Society of Japan Journal
- OSO
-
Orbiting Solar Observatory
- OSR
-
Optical Surface Reflector
- OSS
-
Office of Space Sciences
- OSS
-
Optics Subsystem
- OSSA
-
Office of Space Science and Applications
- OSSA
-
Office of Space Sciences and Applications
- OSSE
-
Oriented Scintillation Spectrometer Experiment
- OSTA
-
Office of Space and Terrestrial Applications
- OTA
-
Optical Telescope Assembly
- OTC
-
Optical Test Chamber
- OTF
-
Optical Transfer Function
- OTN
-
Objet Transneptunien
= TNO | Trans-Neptunian Object | In English
= TNO | Transneptunisches Objekt | In German
= TNO | Transneptuna Objekto | In Esperanto
= TNO | Transneptunsk Objekt | In Norwegian
= ТНО | Транснепту́новый объе́кт | In Russian
= NÖC | Neptün Ötesi Cisim | In Turkish - OTNE
-
Objet Transneptunien Extrême
= ETNO | Extreme Trans-Neptunian Object | In English
- OVL
-
ONGC (Oil and Natural Gas Corporation) Videsh Limited (www.ongcvidesh.com)
- OVS
-
Observation of Variable Stars
- OW
-
Optical Window
- OWD
-
One-Way Doppler
- OWDE
-
One-Way Doppler Extraction
- OcDyn
-
Ocean Dynamics
- OcEng
-
Ocean Engineering
- OcMod
-
Ocean Modelling
- OcPhE
-
Ocean Physics and Engineering
- OcSci
-
Ocean Science
- OklRe
-
University of Oklahoma Observatory Reprints
- OpSCN
-
Optical Sciences Center Newsletter
- OptCo
-
Optics Communications
- OptEn
-
Optical Engineering
- OptFT
-
Optical Fiber Technology
- OptL
-
Optics Letters
- OptLE
-
Optics and Lasers in Engineering
- OptLT
-
Optics Laser Technology
- OptMa
-
Optical Materials
- OptN
-
Optics News
- OptPE
-
Optical Physics and Engineering
- OptPN
-
Optics & Photonics News
- OptQE
-
Optical Quantum Electronics
- OptRv
-
Optical Review
- OptSp
-
Optics and Spectroscopy
- OrGeo
-
Organic Geochemistry
- OrLi
-
Origins of Life
- OrNav
-
Ortung und Navigation
- OxM
-
Oxidation of Metals
- OxfOO
-
Oxford University Observatory Observations
- OzSE
-
Ozone: Science and Engineering
- P
-
Fosfor
= P | Phosphor | In German
= P | Phosphore | In French
= P | Phosphorus | In English
= P | Fósforo | In Esperanto - P
-
Phosphor
= P (see above)
- P
-
Phosphore
= P (see above)
- P
-
Phosphorus
= P (see above)
- P
-
Fósforo
= P (see above)
- P
-
Proline
= P | প্রোলিন | In Bengali
= P | Prolina | In Catalan
= P | Prolin | In Danish
= P | Prolin | In German
= P | Prolina | In Spanish
= P | Prolino | In Esperanto
= P | Proline | In French
= P | 프롤린 | In Korean
= P | Prolin | In Croatian
= P | Prolin | In Indonesian
= P | Prolina | In Italian
= P | פרולין | In Hebrew
= P | Prolīns | In Latvian
= P | Prolin | In Letzeburgesh
= P | Prolinas | In Lithuanian
= P | Prolin | In Hungarian
= P | Proline | In Dutch
= P | プロリン | In Japanese
= P | Prolina | In Polish
= P | Prolina | In Portuguese
= P | Пролин | In Russian
= P | Proliini | In Finnish
= P | Prolin | In Swedish
= P | Prolin | In Turkish
= P | Пролін | In Ukrainian
= P | 脯氨酸 | In Chinese languages - P
-
প্রোলিন
= P (see above)
- P
-
Prolina
= P (see above)
- P
-
Prolin
= P (see above)
- P
-
Prolin
= P (see above)
- P
-
Prolina
= P (see above)
- P
-
Prolino
= P (see above)
- P
-
Proline
= P (see above)
- P
-
프롤린
= P (see above)
- P
-
Prolin
= P (see above)
- P
-
Prolin
= P (see above)
- P
-
Prolina
= P (see above)
- P
-
פרולין
= P (see above)
- P
-
Prolīns
= P (see above)
- P
-
Prolin
= P (see above)
- P
-
Prolinas
= P (see above)
- P
-
Prolin
= P (see above)
- P
-
Proline
= P (see above)
- P
-
プロリン
= P (see above)
- P
-
Prolina
= P (see above)
- P
-
Prolina
= P (see above)
- P
-
Пролин
= P (see above)
- P
-
Proliini
= P (see above)
- P
-
Prolin
= P (see above)
- P
-
Prolin
= P (see above)
- P
-
Пролін
= P (see above)
- P
-
脯氨酸
= P (see above)
- P&SS
-
Planetary and Space Science
- PA
-
Polyamide
- PA
-
Popular Astronomy
- PAAS
-
Publications of the American Astronomical Society
- PAB
-
Publications of The Astrophysics Branch
- PABei
-
Progress in Astronomy
- PAC
-
Probe Aerodynamic Center
- PACE
-
Producible Alternative to Cadmium-Telluride Epitaxy
- PADEU
-
Publications of the Astronomy Department of the Eötvös Loránd University
- PAE
-
Programme d’Action pour l’Environnement
- PAF
-
Penicillium AntiFungal protein
Penicillium antifungal protein (PAF) is a small antifungal protein involved in the apoptotic and autophagic processes of its producer, namely the filamentous fungus Penicillium chrysogenum.
- PAF
-
Pilotage Aérodynamique Fort
Le missile terminal Aster dispose du système de pilotage PIF-PAF (‘Pilotage en Force - Pilotage Aérodynamique Fort’) mis en œuvre dans l’ultime phase d’interception pour réduire la distance de passage à la cible et assurer une efficacité d’interception élevée.
- PAGES
-
Past Global Changes
- PAGEV
-
Projet d’Amélioration de la Gouvernance de l’Eau dans le bassin de la Volta
- PAI
-
Plasminogen Activator Inhibitor
- PAIB
-
Publications of the Astronomy Institute of Bonn
- PAICU
-
Publications of the Astronomical Institute of the Charles University
- PAICz
-
Publications of the Astronomical Institute of the Czechoslovak Academy of Sciences
- PAIKH
-
Publikationen des Astrophysikalischen Instituts Königstuhl-Heidelberg
- PAL
-
Phosphatase Alcaline Leucocytaire
- PALS
-
Photo Area and Location System
- PAM
-
Plan d’Action pour la Méditerranée
- PAM
-
Point Accepted Mutation
- PAMELA
-
Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics
- PAMS
-
Proceedings of the American Mathematical Society
- PAN
-
Probabilistic Analysis Network
- PAN
-
Physics of Atomic Nuclei
- PAN
-
Polska Akademia Nauk (www.pan.pl)
- PANSY
-
Program of the Antarctic Syowa MST/IS Radar
- PANTHER
-
Protein ANalysis THrough Evolutionary Relationships (www.pantherdb.org)
- PAPEETE
-
Pour Améliorer les Performances Énergétiques ET Environnementales
- PAPG
-
Pakistan Association of Petroleum Geoscientists
- PAR
-
Population Adjusted Relative (Risk Calculation)
- PAR
-
Photosynthetically Active Radiation
- PARE
-
Physiological and Anatomical Rodent Experiment
- PAS
-
Produit d'Activation des Structures
- PASA
-
Publications of the Astronomical Society of Australia
- PASAu
-
Proceedings of the Astronomical Society of Australia
- PASJ
-
Publications of the Astronomical Society of Japan
- PASK
-
Publications of the Academy of Science Kasakstan
- PASP
-
Publications of the Astronomical Society of the Pacific
- PASPS
-
Publications of the Astronomical Society of the Pacific, Supplement
- PAUTx
-
University of Texas Publications in Astronomy
- PAW
-
Plasma Arc Welding
The abbreviation PAW (Plasma Arc Welding) is included in the abbreviation VPPAW (Variable Polarity Plasma Arc Welding).
- PAllO
-
Publications of the Allegheny Observatory of the University of Pittsburgh
- PApCh
-
Pure and Applied Chemistry
- PApGe
-
Pure and Applied Geophysics
- PApPh
-
Pure and Applied Physics
- PBB
-
Progress in Biochemistry and Biophysics
- PBBC
-
Progress in Biophysics and Biophysical Chemistry
- PBMB
-
Progress in Biophysics and Molecular Biology
- PBML
-
Prague Bulletin of Mathematical Linguistics
- PBS
-
Phosphate-Buffered Saline
- PBeiO
-
Publications of the Beijing Astronomical Observatory