| O |
Explanation |
Location/Reference/Context as appropriate |
| -O |
suffix indicating O-group rubbers |
polymer chain contains C and O (eg CO, ECO and GPO) |
| OA |
Open Access |
JISC page |
| OACA |
2-Octyl Amino-4,6-diChloro-s-triAzine |
|
| OACM |
Off-Axis Composite Material |
|
| OAN |
Open Access Nest |
|
| OAPEN |
Open Access Publishing in European Networks Foundation |
|
| OAS |
Oxford Advanced Surfaces |
adhesion promoters |
| OBM |
Original Brand Manufacturer |
|
| OBOR |
One Belt, One Road |
OBOR = MSR (Maritime Silk Road) + SREB (Silk Road Economic Belt) |
| OCAMAC |
Oxford Centre for Advanced Materials and Composites |
University of Oxford |
| OCC |
Old Corrugated Cardboard fibers |
|
| OCCA |
Oil & Colour Chemists' Association |
|
| OCCS | onboard carbon capture and storage |
in the context of fossil-fuel based shipping |
| OCEAN |
Ocean Community Empowerment and Nature |
Defra |
| OCP |
Open Circuit Potential (Voltage) |
|
| OCT |
Optical Coherence Tomography |
|
| OCT |
Over-height Compact Tension specimen |
|
| OD |
Optical Density |
|
| OD |
Ozone Depletion |
|
| ODA |
Official Development Assistance |
|
| ODFC |
Oriented Discontinuous Fibre Composites |
|
| ODIM |
Operational Data Integrated Method |
|
| ODLS |
Operational Dynamic Load Sequence |
|
| ODM |
Original Design Manufacturer |
|
| ODP |
Ozone Depletion Potential (EICF) |
|
|
ODPM |
Office of the Deputy Prime Minister |
London - United Kingdom |
| ODS |
Operating Deflection Shape |
|
| ODS |
Oxide Dispersion Strengthened Alloys |
|
| ODYL |
Ocean Discovery Yachts Limited | |
|
OE |
Open-ended (spinning systems) |
|
|
OECD |
Organization for Economic Cooperation and Development |
Paris - France |
| OED |
Orthogonal Experimental Design |
|
|
OEL |
Occupational Exposure Limits |
|
| OEM |
Original Equipment
Manufacturer |
|
| OEP |
Office for Environmental Protection |
|
| OER |
Oxygen Evolution Reaction |
|
| OES |
Optical Emission Spectroscopy | |
| OFBG |
Optical Fibre Bragg Grating |
|
| OFDR | Optical Frequency Domain Reflectometry |
Technique for interrogating optical fibre sensors |
| OFET | organic field-effect transistor | |
| OFI |
Optical Fibre Interferomeeter |
|
| OFM |
OpenFlexure Microscope |
|
| OfQual |
Office of Qualifications and Examinations Regulation |
|
| OFR |
Optical Fibre Refractometer |
|
| OfS |
Office for Students |
|
| OFS |
Optical Fibre Sensor |
|
| OFS |
Optical Fibre Spectroscopy |
|
| OGEE |
Oil and Gas Exploration and Exploitation |
|
| OH |
Occupational Health |
|
| OH |
One Health |
an integrated, unifying approach to sustainably balance and optimise the health of people, animals and ecosystems. |
| OHC |
Open Hole Compression |
|
| OHP |
Outer Helmholtz Plane |
|
| OHSA |
Occupational Health and Safety Administration |
|
| OHT |
Open Hole Tension |
|
| OIT |
Oxidation/Oxidative Induction Time |
|
| OLED |
Organic Light Emitting Diodes |
|
| OLEV |
Office for Low Emission Vehicles |
|
| OLT |
Optical Lock-in Thermography |
|
| OM |
Optical Microscopy |
|
| OMA |
Operational Modal Analysis |
|
| OMB |
Ozone with MicroBubbles | |
| OMC |
Organic Matrix Composites |
|
| OML |
Outer/Outside Mould Line |
|
| OMLS |
Organo-Modified Layered Silicates |
|
| OMS |
Obsolescence Management Strategy | |
| OMSG | Operational Medical Support Group | |
| ONERA |
Office National d’Etudes et de Recherches Aeronautiques |
|
| ONR |
Office of Naval Research |
|
| ONS |
Office for National Statistics |
|
| OOA |
Out-of-Autoclave | |
| OOF |
Object-Oriented Finite element analysis |
|
| OoM |
Orders of Magnitude |
|
| OOO |
Out-of-Oven | |
| OOT |
Oxidation Onset Temperature |
|
| OOW |
Out-of-Water (composite repair) |
|
| OPB |
One Piece Barrel composite fuselage |
Alenia Aermacchi |
| OPEC |
Organization of the Petroleum Exporting Countries |
|
| OPEX |
OPerating EXpenditure/EXperience |
|
| OPF |
Oil Palm Fibre composites |
|
| OPF |
Oil Palm Fronds |
|
| OPFBF |
Oil Palm Fruit Bunch Fibres |
|
| OPI |
Operational Performance Indicator |
|
| OPIN |
Ocean Power Innovation Network |
|
| OPL |
ISO Online Browsing Platform |
|
| OPM |
Online Process Monitoring |
|
| OPM |
Optical Polarising Microscope |
|
| OPO |
Optical Parametric Oscillators |
|
| OPR | Open Peer Review | |
| OPTICOMS | Optimized Composite Structures | Clean Sky |
| O-PTIR | Optical-PhotoThermal IR spectroscopy | |
| OPV | Offshore Patrol Vessels | |
| OPWF | Oil Palm Wood Flour | |
| ORB | Organic Refuse Biocompound |
Biohm mycelium product |
| ORCID | Open Researcher and Contributor IDs | |
| ORD |
Open Research Data |
|
| OREC |
Offshore Renewable Energy Catapult |
|
| OROC | Onshore Remote Operations Centre | |
| ORR |
Office of Rail Regulation |
London - United Kingdom |
| ORS |
On-line Resin State |
Synthesites |
| OSA |
Optical Spectrum Analyser |
|
| OSB |
Oriented Strand Board |
|
| OSCIBLEND |
direct compounding/injection moulding |
Wolfson Centre for Materials Processing (Brunel University) |
| OSEE |
Optically Stimulated Electron Emission |
|
| OSIP |
Open Space Innovation Platform |
|
| OSPL |
Overall Sound Pressure Level |
|
| OST |
Office of Science and Technology |
London - United Kingdom |
| OSU |
Ohio State University |
|
| OSW |
'Open Space' Workshop |
|
| OT |
Polymer of bis-chloroalkylether with sulphur T-group rubber |
|
| OT |
Operational Technology |
|
| OT |
Optical Tweezers |
|
| OTA | (2Z,4Z,6E)-octa-2,4,6-trienoic acid) | Clarissa Olivar et al in JACS 2024 |
| OTDR | Optical Time Domain Reflectometry |
Technique for interrogating optical fibre sensors |
| OTFT |
Organic Thin-Film Transistor | |
| OTMS | Octyl TriMethoxy Silane | |
| OTNR | Offshore Transmission Network Review | |
| OTOM | Optical Thermal Optimization Model | |
| OTP | One Time Passcode | |
| OTP | Optimal Transducer Placement | |
| OVAAT | One Variable At A Time | |
| OVB | Oven Vacuum Bag |
TD Juska et al in SAMPE Journal, 2009, 45(4), 22-36. |
| OWC | Oscillating Water Column | |
| OWF | Offshore Wind Farm | |
| OWIH | Offshore Wind Innovation Hub | |
| OWIX | Offshore Wind Innovation Exchange | |
| OWRK | Owens, Wendt, Rabel, Kaelble method |
surface free energy |