| D |
Explanation |
Location/Reference/Context as appropriate |
| Ð | dispersity | |
| D&A | Diversity and Ability | |
| D&DTA |
Durability and Damage Tolerance |
|
| D4&SP |
Dimension, Depth, Damage, Debris, Separation, and Perpendicularity |
|
| Daas |
Data/Desktop as a Service |
Cloud computing |
| DaaS |
Drone as a Service |
|
| DA |
Devolved Administrations |
|
| DA |
Diels-Alder adducts |
|
| DA |
DopAmine |
|
| DAA |
Direct Augmentable Approach |
|
| DAB |
DiAminoBenzidine |
|
| DABCO | diazabicyclo[2.2.2]octane | |
| DABS |
Dunlop Aerospace Braking Systems |
|
| DAC |
Development Assistance Committee |
|
| DAC |
Differential Absolute Contrast |
|
| DAC(CCS) |
Direct Air Capture (with Carbon Capture and Storage) |
|
| DACH |
The Germany (D), Austria (A) and Switzerland (CH) region |
|
| DACOMAT |
Damage Controlled Composite Materials |
|
| DAERA |
Department of Agriculture, Environment and Rural Affairs |
Northern Ireland government depatment |
| DAET |
Dynamic AcoustoElastic Testing | |
| DAFNI |
Data and Analytics Facility for National Infrastructure | |
| DA-FOWTOS |
Damage Assessment of Floating Offshore Wind Turbines using Operations Simulation | |
| DAITAS |
Developing Automated Assembly and Inspection Technology for Aircraft Structures |
|
| DALY |
Disability-Adjusted Life Years |
|
| DANS |
Data Archiving & Networked Services |
|
| DAP |
Degree Awarding Powers |
|
| DAPI |
4-6-DiAmidino-2-PhenylIndole |
|
| DARE |
Define, Assess and Rapidly Exploit |
|
| DARIAH |
Digital Research Infrastructure for the Arts and Humanities |
|
| DARP |
Defence and Aerospace Research Partnerships |
|
| DARPA |
Defense Advanced Research Projects Agency |
|
| DAS |
Delay-and-Sum |
ultrasonic signal processing |
| DAS |
Digital Apprenticeship Service |
|
| DAS |
Distributed Acoustic Sensing |
|
| DASA |
Defence and Security Accelerator |
|
| DASIS |
Develop and Supply In-Sync |
|
| DASWC |
Devon Authorities Strategic Waste Committee |
|
| DAVTM |
Digital Acoustic Video - trade mark |
Imperium |
| DB |
Davies-Bouldin index |
|
| DB |
Double Bias |
|
| DBaas |
Database as a Service |
Cloud computing |
| DBC |
Dissimilarity-Based Classifier |
|
| DBC-NN |
Dissimilarity-Based Classifier Nearest Neighbour |
|
| DBD |
Dielectric Barrier Discharge plasma |
|
| DBDC |
Double-Bounded Discrete Choice |
|
| DBEIS |
Department for Business, Energy and Industrial Strategy |
Reorganised in 2023 to become DESNZ, DSIT and DBT |
| DBM |
Distributed Buoyancy Modules | |
| DBN |
Deep Belief Network | |
| DBPCM |
Double-Bag Progressive Compression Method |
resin infusion process |
| DBS |
Disclosure and Barring Service |
|
| DBS |
Double Beam Shear (ISO/CD 19927) |
Determination of interlaminar strength and modulus by double beam shear test |
| DBT |
Department for Business and Trade |
|
| DBT |
Design, Build and Test | |
| DBT | 3,3-dimethyl-2,3-dihydro-5Hbenzo[e][1,4]dioxepine-5-thione |
|
| DBVI | Double Bag Vacuum Infusion process | |
| DC | Decanter Cake | anareobic digestion |
| DC | Direct Current | |
| DcAFF | Discontinuous Aligned Fibre Filament | |
| DCAT | Dynamic Contact Angle analysis Test | |
| DCB |
Double Cantilever Beam |
|
| DCB-UBM |
Double Cantilever Beam - Uneven Bending Moments |
|
| DCC |
Dynamic Covalent Chemistry |
|
| DCF |
Discounted Cash Flow | |
| DCFP |
Direct Carbon Fibre Preforming |
|
| DCI |
DiCyanoImidazole |
curing agent |
| DCLE | Depolymerisable Closed Loop Epoxy | |
| DCM | Discrete Crack Model | |
| DCMS |
Department for Culture, Media and Sport |
|
| DCOIT | 4,5-dichloro-2-octylisothiazolone | |
| DCP | Degradable and Compostable Plastics | |
| DCP | Di Cumyl Peroxide | |
| DCPD | Direct Current Potential Drop | |
| DCPD | poly(DiCycloPentaDiene) | |
| DCPN | Dynamic Covalent Polymer Network | |
| DCS | Deformable Composite System |
Advanced Composite Group (ACG) - part of the Composites Division of Umeco plc |
| DCS | Dry Combatant Submersible | |
| DCS | Dynamically Coupled Systems | |
| DCT | Diffraction Contrast Tomography | |
| DCZM |
Discrete Cohesive Zone Modeling |
|
| DDA |
Defence Diversification Agency |
Regional Offices |
| DDA |
Digital Detector Arrays |
|
| DDENT |
Deeply Double Edge Notched Tension |
|
| DDF |
Digital Defect Fingerprints |
|
| DDF |
Double Diaphragm Forming |
|
| DDG(S) |
Dried Distiller Grains (with Soluble) |
|
| DDP | Double Drum Peel test | |
| DDPO | Deaf and Disabled People’s Organizations |
|
| DDS |
Diamino diphenyl sulphone |
Curing agent for epoxy resin |
| DDTA |
Durability and Damage Tolerance |
|
| DD(X) |
USN advanced multi-mission destroyer |
US Navy Future Surface Combatant Program |
| DEA |
Data Envelopment Analysis |
|
| DEA |
DiEthyl Amine |
Curing agent for epoxy resin |
| DEA |
Dynamic diElectric Analysis |
|
| DEAEA | 2-(diethylamino)ethyl acrylate | |
| DEAEMA | 2-(diethylamino)ethyl methacrylate | |
| DEAI |
Dielectric Effect of Attenuation Inversion for electromagnetic waves |
|
| DEAS |
Digitally Enhanced Advanced Services |
|
| DEC |
Direct Electric Cure/Curing |
Joule effect heating |
| DED |
Directed Energy Deposition |
|
| DEDEFI |
Digital Equipment and Database Enhancement for Impact |
|
| DEEAm | N,N-diethylacrylamide | |
| DEECOM |
decompression |
B&M Longworth thermocyclic pressolysis for recycling fibreglass composites |
| DEFEW |
Doppler Effect in Flexible and Extendable ligtht Waveguides |
|
| DefGen |
Defect Generation |
|
| DEFRA |
Department for Environment, Food and Rural Affairs |
|
| DEF STAN |
Defence Standard |
UK Ministry of Defence |
| DEG |
Dielectric Elastomer Generators |
|
| DEGS | Dielectric Elastomer Generator Systems | |
| DEI |
Diversity, Equity, and Inclusion | |
| DEJ |
Dentone-to-Enamel Joint |
|
| DEM |
Discrete Element Method |
|
| DEMATEL |
DEcision MAking Trial and Evaluation Laboratory | |
| DEMON |
Detection of Envelope Modulation on Noise |
|
| DEN |
Double Edge-Notched fracture specimens |
|
| DENT |
Double Edge Notch Tension | |
| DEPART |
Draping of Engineered Prepregs and Reinforced Thermoplastics |
University of Nottingham |
| DERR |
Damage Energy Release Rate |
|
| DES |
Deep Eutectic Solvents. |
|
| DESNZ |
Department for Energy Security and Net Zero |
|
| DESO |
Defence Export Services Organisation |
|
| DETA |
Dielectric Thermal Analysis |
|
| DETA |
DiEthyleneTriAmine |
|
| DETI |
Digital Engineering Technology and Innovation |
|
| DEVCO |
Development and International Cooperation |
|
| DEVEX |
DEVelopment EXpenditure |
|
| DExEU |
Department for Exiting the European Union |
|
| DF |
Dark Field (microscopy) |
|
| DF |
Digital Forensics | |
| DF |
Dry Fibre |
|
| DFA |
Design for Assembly |
|
| DFA |
Dye Fixing Agent |
|
| DfAM |
Design for Additive Manufacturing |
|
| DFC |
Data Fusion-based Classifier |
|
| DFC |
Directed Fibre Compounding |
|
| DFCA |
Dual Filler Conductive Adhesives |
|
| DFCM |
Dynamic Fluid Compression Moulding |
|
| DFCRR |
Design for Chronic Reisk Reduction |
|
| DFD |
Design for Disassembly |
|
| DFE |
Design for Environment |
|
| DFEC |
Design for Energy Conservation |
|
| DFF |
Design for Flexibility |
Modifiable to meet changing customer needs |
| DFL |
Design for Logistics |
|
| DFM |
Design for Manufacturing |
|
| DFMA |
Design for Manufacturing and Assembly |
|
| DFMA | DodecaFluoroheptyl MethAcrylate | |
| DFMaCu | Design for Mass Customisation | |
| DFMC | Design for Material Conservation | |
| DFMEA | Design Failure Modes and Effects Analysis | |
| DFMod | Design for Modularity | |
| DFMt | Design for Maintanability | |
| DFORM | Deformable Composite System (DCS) |
Advanced Composite Group (ACG) - part of the Composites Division of Umeco plc |
| DFP | Design for Procurement | |
| DFP | Direct Fibre Placement | |
| DFP | Dry Fibre Preforming/Placement | |
| DFQ | Design for Quality | |
| DFR | Design for Recycling | |
| DFRb | Design for Reliability | |
| DFRc | Design for Recycle | |
| DFRem | Design for Remanufacture | |
| DFRL | Design for Reverse Logistics | |
| DFRp | Design for Re-Purpose | |
| DFRu | Design for Re-Use | |
| DFS | Design for Sustainability | |
| DFSB | Design for Sustainable Behaviour | |
| DFSC | Design of products for efficiency in the Supply Chain |
|
| DFSp | Design for Supportability | |
| DFSR | Design for Social Responsibility | |
| DFSv | Design for Servicability | |
| DFT | Density Functional Theory | |
| DfT | Department for Transport |
London - United Kingdom |
| DFT | Discrete Fourier Transform | |
| DFT | Dry Film Thickness | |
| DFVI |
Driven Flow Vacuum Infusion |
|
| DFWMR |
Design for Waste ,inimisation and Recovery |
|
| DFX |
Design for [X] |
|
| DFX |
Design for Excellence |
|
| DG |
Degree of Greenness |
|
| DGEBA |
Di Glycidyl Ether of Bisphenol-A |
Monomer for epoxy resin |
| DGEBD |
Di Glycidyl Ether of 1,4-ButaneDiol |
Monomer for epoxy resin |
| DGSM |
Derivative-based Global Sensitivity Measurement | |
| DGTS |
Deuterated TriGlycine Sulphate |
|
| DHEC |
Ductile High Energy Composite |
|
| DHF | 2,3-dihydrofuran | |
| DHPZ |
4-(4’-hydroxyphenyl)-2,3-phthalazone-1 |
Curing agent for epoxy resin |
| DHY |
Double Helical Yarn |
|
| DI |
Damage Index | |
| DIA |
Defect Identification Algorithm | |
| DIA |
Digital Image Analysis | |
| DIANA |
Defence Innovation Accelerator for the North Atlantic | NATO |
| DIAS |
Data and Information Access Services |
Copernicus |
| DiC |
Degree of intimate content |
|
| DIC |
Differential Interference Contrast microscopy |
|
| DIC |
Digital Image Correlation |
|
| DICONDE |
Digital Imaging and Communication in Non Destructive Evaluation |
|
| DICT |
Digital Image Correlation Technique |
|
| DICY |
Dicyandiamide |
Curing agent for epoxy resin |
| DID |
Difference-in-Difference |
|
| DIDA |
Digital Innovation for Development in Africa |
|
| DIESO |
UK DEFSTAN 05-52 | |
| DIFS |
Division of Identification and Forensic Science (Jerusalem) |
|
| DIGEST |
Dismantling Insight by Generating Environmental and Safety Training |
Boat Ship |
| DIH |
DiIsocyanateHexane |
|
| DIL |
Dynamics of Impact Load |
|
| DIMOX |
Directed Metal Oxidation |
|
| DIN |
Deutsches Institut fur Normung |
|
| di-NBE | dinorbornenyl | |
| DIO | Defence Infrastructure Organisation | |
| DIP | Defence Industrial Policy | |
| DIPA | Digital image processing and analysis | |
| DIPEA | N,N -diisopropylethylamine | |
| DIRECT | DIviding RECTangles | |
| DIS | Draft International Standard ballot stage | |
| DIU | Defense Innovation Unit | |
| DIUS |
Department for Innovation, Universities and Skills |
|
| DIW |
Direct Ink Writing | |
| DKIM |
DomainKeys Identified Mail |
|
| DLC | Diamond-Like carbon |
|
| DLP | digital light processing | |
| DLW | direct laser writing | |
| DMARC |
Domain-based Message Authentication, Reporting and Conformance |
|
| DKMQ |
Discrete-Kirchhoff Mindlin Quadrilateral element |
|
| DL |
Deep Learning |
|
| DLC |
Design Load Case |
|
| DLC |
Diamond-Like Carbon |
|
| DLHE |
Destinations of Leavers from Higher Education |
|
| DLHF |
Dual Layer Hollow Fibre |
|
| D-LFT |
Direct - Long Fibre reinforced Thermoplastics |
|
| DLJ |
Double Lap Joint |
|
| DLL |
Design Load Limit/Design Limit Load |
|
| DLM |
Double lattice Method |
|
| DLO |
Diffusion Limited Oxidation |
|
| DLOD |
Defence Lines of Development | |
| DLP |
Digital Light Processing |
|
| DLP |
Directed Light Projection |
|
| DLR |
Deutsches Zentrum fur Luft- und Raumfahrt |
Braunschweig - Germany |
| DLSJ |
Double Lap Shear Joint |
|
| DLT |
Distributed Ledger Technology | |
| DLT |
Dowel-Laminated Timber |
|
| DM |
Decision making |
|
| DM |
Distribution Medium (for resin infusion) |
aka Flow Medium or Transport Mesh |
| DMA | N,N-dimethylacrylamide | |
| DMA | Dual Matrix Array | ultrasonic NDT |
| DMA | Dynamic Mechanical Analysis | |
| DMAEMA |
2-(Di Methyl Amino)Ethyl Meth Acrylate |
|
| DMAHDM |
DiMethylAminoHexaDecyl Methacrylate |
antibacterial monomer in dental adhesive systems |
| DMAP | 4-dimethylaminopyridine | |
| DMARC |
Domain-based Message Authentication, Reporting and Conformance | |
| DMC | Di Methyl Carbonate |
CH3-O-C(O)-O-CH3 |
| DMC | Dough Moulding Compound | |
| DMDL | 4,4-dimethyl-2-methylene-1,3-dioxolan-5-one | |
| DMDU |
Decision Making under Deep Uncertainty |
|
| DMeDHEU |
1,3-Di Methyl-4,5-Di Hydro Ethylene Urea |
|
| DMF |
dimethylformamide |
|
| DMM |
mono- and di- methylol melamine resin |
|
| DMP |
Data Management Plan(ning) |
|
| DMPA | 2,2-bis(hydroxymethyl) propionic acid | |
| DM-RTM |
Resin Transfer Moulding with Dispersion Media |
|
| DMS |
Distributed Manufacturing Systems |
|
| DMSL |
Direct Metal Laser Sintering |
|
| DMSO |
dimethylsulfoxide |
|
| DMT |
DiMethylTerephthalate |
|
| DMTA |
Dynamic Thermo-Mechanical Analysis |
|
| DMVSA |
p-Vinyl benzyl Sulfobetaine |
|
| DNEL |
Derived No Effect Levels |
|
| DNG |
Double NeGative metamaterials | |
| DNV |
Det Norske Veritas |
Høvik - Norway |
| DOA |
Direction of Arrival |
|
| DOAJ |
Directory of Open Access Journals |
|
| DOC |
Degree Of Crystallinity |
|
| DOC |
Dissolved Organic Carbon |
|
| DOD |
Department of Defense (USA) |
|
| DOE |
(Taguchi) Design of Experiments |
|
| DOF |
Degrees of Freedom |
|
| DOF |
Depth of Field |
|
| DOFS |
Double-Overlap Fatigue Specimen |
|
| DOGE | Department Of Government Efficiency |
US Trump administration |
| DOGMA |
Design Optimisation and Guidelines for Multimaterial Applications |
|
| DOI |
Degree of Impregnation |
|
| DOI |
Digital Object Identifier |
|
| DOI |
Distinctness of Image |
|
| DOL | 1,3-dioxolane | |
| DOLO | 1,3-dioxolan-4-ones | |
| DOLS |
Dynamic Ordinary Least Squares |
|
| DOM |
Dissolved Organic Matter |
|
| DOP | Depth of Penetration | |
| DOP | dioctylphthalate | |
| DOP | 1,3-dioxepane | |
| DOPO | 10-dihydroxy-9-oxa-10-phosphaphenanthrene-10-oxide |
|
| DORA |
(San Francisco) Declaration of Research Assessment |
|
| DOS |
Degree of Substitution |
|
| DOSY |
Diffusion Ordered/Oriented SpectroscopY |
Nuclear Magnetic Resonance techniques |
| DOT | dibenzo[c,e]oxepane-5-thione | |
| DOTcomp |
Design Optimisation of Textile Composite Structures Embroidered Composites |
University of Nottingham |
| DOX | 1,3-dioxane | |
| DP | Degree of Polymerisation | |
| DP | Dual Purpose | |
| DPA | Days Post-Anthesis | ... after bud opening |
| DPA |
Defence Procurement Agency |
Abbey Wood (Bristol) - United Kingdom |
| DCPI |
Differential Phase Constrast Imaging | |
| DPG |
DiPhenylGuanidine |
Accelerator for rubber cure |
| DPI |
Dynamic Pulsed Infusion |
|
| DPIF | Double Point Incremental Forming | |
| DPn | number-average degree of polymerization | |
| DPNR | DeProteinised Natural Rubber | |
| DPP | Digital Product Passport | JIDEP |
| DPP | diphenyl phosphate | |
| DPRTE |
Defence Procurement Research Technology and Exportability |
|
| DP-RTM |
Differential Pressure Resin Transfer Moulding |
|
| DPS |
Dendritic Porous Silica |
dental applications |
| DPSIR |
Drivers - Pressures - State - Impact - Response |
General framework for information about the state of the environment |
| DPw | weight-average degree of polymerization | |
| DPXN |
di-p-xylylene |
piezoelectric polymer also known as Parylene C |
| (DQEM) | Differential Quadrature Element Method | |
| DQI | Data Quality Indicator | |
| DQM | Differential Quadrature Method | |
| DR | Dry Reinforcements | |
| Dr.ABC | Danger - Response - Airways - Breathing - Circulation |
Emergency First Aid |
| DRA | Discontinuously Reinforced Aluminum composites |
|
| DRBFM | Design Review Based on Failure Mode | |
| DRBM | Drill Riser Buoyancy Modules | |
| DRDF | Double RIFT Diaphragm Forming | |
| DRE | Data-Rich Experimentation | |
| DREAMWIND |
Designing REcyclable Advanced Materials for WIND energy |
|
| DREF |
DR. E. Fehrer open-end friction spinning process (1973) |
|
| DRI | Differential Refractive Index | |
| DRI | Digital Research Infrastructure | |
| DRIFT | Diffuse Reflectance IR FT-Spectroscopy | |
| DRIP | Devon Resilience Innovation Project | |
| DRL | Daytime Running Lights | |
| DRNN | Diagonal Recurrent Neural Network | |
| DRR | Disaster Risk Reduction | |
| DRRT | Distribution of Relaxation and Retardation Times |
|
| DRS | Deposit Return Scheme | |
| DRT | Design Readiness Tool | |
| DS | Degree of Substitution | |
| DS | Dielectric Spectroscopy | |
| DS | Digital Shadow | |
| DSA | Disposal Services Authority |
UK Ministry of Defence |
| DSA | Drop Shape Analyser | |
| DSA | Dynamic Strain Ageing | |
| DSC | Differential Scanning Calorimetry (quantitative DTA) |
|
| DSCIH | Digital Supply Chain Innovation Hub | |
| dsCNT | Directly Spinnable Carbon Nano Tubes | |
| DSD | Dynamic learning rate Steepest Descent | |
| DSF | Durian Skin Fibre | |
| DSG | Design Service Goal | Airbus |
| DSIT |
Department for Science, Innovation and Technology | |
| DSL | Designated Safeguarding Lead | |
| DSM | Defect Size Margin | |
| DSM | Digital Simulation Model | |
| DSM | Dutch State Mines |
materials innovator before products sold to Akzo then Teijin |
| DSO | Design Service Objective | Boeing |
| DSO | Designated Safeguarding Officer | Boeing |
| DST | Daylight Saving Time | |
| Dstl |
Defence Science and Technology Laboratory | |
| DSTP | Di Stearyl ThiodiProprionate | |
| DT | Digital Twin | |
| DTA | Differential Thermal Analysis | |
| DTBPO | Di-tert-Butyl PerOxide | |
| DTC | Defence Technology Centres |
Corporate Contacts Manager, Sevenoaks - United Kingdom |
| DTEP | Defence Technology Exploitation Program | |
| DTG | Derivative Thermo Gravimetry | |
| DTI |
Department for Trade and Industry |
London - United Kingdom |
| DTL | Damage Threshold Level | |
| DTL | Dry Tape Laying | |
| DTPA | DiethyleneTriaminePentaAcetic acid | |
| DTR | Damage Tolerance Rating | |
| DTY | Drawn Textured Yarns | |
| DUCS | Dry Use Chopped Strand | |
| DUL | Design Ultimate Load | |
| DURACOMP | Providing Confidence in DURAble COMPosites |
EPSRC Research Project EP/K026925/1. |
| DUS | Distinct, sufficiently Uniform and Stable |
Assessment of plant varieties |
| DUT | Device under Test | |
| DUTE |
Dual Use Technology Exploitation cluster | |
| DUV | Deep Ultra Violet | |
| DVB | divinylbenzene | |
| DVC | Digital Volume Correlation | 3D tomography |
| DVD | Digital Versatile/Video Disc | |
| DVD |
Double Vacuum Debulk | |
| DVE | bis(2-vinyloxyethyl) ether | |
| DVS | Deutscher Verband fur Schweiβen und Verwandte Varfahren eV |
|
| DVS | Dynamic Vapour Sorption | |
| DVSP | Digital Volume Speckle Photography | |
| DWR | Double Wall Ring | interfacial rheological study |
| DWT | Discrete Wavelet Transform | |
| dXCT | Dimensional X-ray Computed Tomography | |
| DYC | DREF yarn composite | |