Engineering
Computing and communicationTransportationEnergyAgricultureEngineeringRoboticsOptical, navigation and astronomicalIndustryInfrastructureMachinery and toolsWeaponsSpaceMilitary technologyComputing and information technology<span id="Tools and machinery"></span>Machinery and toolsGeneralNavigation and timekeepingMedia and communicationElectronicsFrom Lably lessonsTextilesMaterialsArtificial IntelligenceOptical technologyFood and healthTools and machineryComputer StudiesMedical technologyStructuresBiotechnologyOpticalComputer ApplicationsInformation TechnologyInformatics Practices
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- Danielle GeorgeBritish Professor of Radio Frequency Engineering
- David I. ClelandAmerican engineer and educator
- De facto standardConvention that is widely accepted but unofficial
- Defeat deviceA defeat device is any motor vehicle hardware, software, or design that interferes with or
- Deflection (engineering)Degree to which part of a structural element is displaced under a given load
- Deperdussin MonocoqueThe Deperdussin Monocoque was an early racing aircraft built in 1912 by the Aéroplanes Dep
- Design Automation Standards CommitteeThe Design Automation Standards Committee (DASC) is a subgroup of interested individuals m
- Design engineerEngineer or technician involved in the planning of technical systems
- Design for lean manufacturingDesign process
- Design-Build Institute of AmericaAmerican professional association
- Diffusion (business)Process by which the market accepts a new idea or product
- Diffusion of innovationsTheory on how and why new ideas spread
- Digital prototypingDigital Prototyping gives conceptual design, engineering, manufacturing, and sales and mar
- Digswell ViaductRailway viaduct in the East of England
- Dimension stoneNatural stone that has been finished to specific sizes and shapes
- Diploma in EngineeringTechnical academic degree
- Dipole antennaAntenna consisting of two rod-shaped conductors
- Direct integration of a beamDirect integration is a structural analysis method for measuring internal shear, internal
- Distributed control systemComputerized control system with distributed decision-making
- DMAICDMAIC or define, measure, analyze, improve and control (pronounced də-MAY-ick) refers to a
- Doctor of EngineeringProfessional doctorate in engineering
- Domed cityLarge urban area enclosed within a dome
- Dominant designTechnological features that become de facto industry standards
- Don't-care termIn digital logic, a don't-care term (abbreviated DC, historically also known as redundanci
- DrafterPerson who makes technical drawings
- DrillTool used to create holes
- Drilling rigIntegrated system to drill wells
- DrozdDrozd (Russian: Дрозд, IPA: , lit. 'thrush') is an active protection system (APS) develope
- Ducted fanAir moving arrangement
- Durrat Al BahrainArtificial island in Bahrain

