| 項目 |
| D |
| D 警告［Defense-notice］ |
| D コック［D. cock］ |
| D デー［D-Day］ |
| d［(フ) deci］ |
| d体，D 体 |
| DA, D/A［documents against acceptance］ |
| DA 変換器［digital-to-analog converter］ |
| da［(フ) deca］ |
| DAB［Democratic Alliance of Burma］ |
| DAC1［Dacca］ |
| DAC2（ダック）［Development Assistance Committee］ |
| DAC3［digital-to-analog converter］ |
| DAE［dynamic Asian economies］ |
| DAGMAR（ダグマー）［defining advertising goals for measured advertising results］ |
| DARC（ダルク）［Drug Addiction Rehabilitation Center］ |
| DAT（ダット）［digital audio tape］ |
| .dat［data］ |
| DAVIC［Digital Audio-Visual Council］ |
| DB1［data bank］ |
| DB2［data base］ |
| DB3［(和) designer's brand］ |
| dB, db［decibel］ |
| .dbf |
| DBMS［data base management system］ |
| DBS［direct broadcasting satellite］ |
| DC1［dark change］ |
| DC2［decimal classification］ |
| DC3［(イ) Democrazia Cristiana］ |
| DC4［direct current］ |
| DC5［District of Columbia］ |
| DC6［draft card］ |
| DC ブランド［(和) designer-character＋brand］ |
| DCA［Washington National Airport］ |
| DCC［digital compact cassette］ |
| DCI［Defense for Children International］ |
| DCS1［data collection system］ |
| DCS2［data control system］ |
| DD1［demand draft］ |
| DD2［direct debit］ |
| DD3［direct drive］ |
| DD4［display design］ |
| DD 原油［direct deal crude oil］ |
| DD ロボット［direct drive robot］ |
| D-D 反応［deuterium-deuterium reaction］ |
| DDC1［Dewey Decimal Classification］ |
| DDC2［dideoxycytidine］ |
| DDI［dideoxyinosine］ |
| DDM［dividend discount model］ |
| DDR［(ド) Deutsche Demokratische Republik］ |
| DDS［drug delivery system］ |
| DDT［dichlorodiphenyltrichloroethane］ |
| DDVP［dimethyldichlorovinyl phosphate］ |
| DDX［digital data exchange］ |
| DE［Federal Republic of Germany］ |
| DEA［Drug Enforcement Administration］ |
| DEFCON（デフコン）［defense condition］ |
| DEL［Delhi］ |
| DEN1［Denver］ |
| DEN2［Kingdom of Denmark］ |
| DEP［diesel exhaust particle］ |
| dept.［department］ |
| DES［Data Encryption Standard］ |
| DEWKS（デュークス）［dual-employed with kids］ |
| DF1［defense］ |
| DF2［dietary fiber］ |
| DFLP［Democratic Front for the Liberation of Palestine］ |
| DFW［Dallas-Fort Worth］ |
| Dg［(フ) decagramme］ |
| dg［(フ) decigramme］ |
| DGPS［differential global positioning system］ |
| DH［designated hitter］ |
| DHA1［Department of Humanitarian Affairs］ |
| DHA2［docosahexaenoic acid］ |
| DHC［district heating and cooling］ |
| DHCP［dynamic host configuration protocol］ |
| DHHS［Department of Health and Human Services］ |
| DI1［diffusion index］ |
| DI2［discomfort index］ |
| DIA［Defense Intelligence Agency］ |
| DIC［disseminated intravascular coagulation］ |
| .dic［dictionary］ |
| DID［densely inhabited district］ |
| DIF 形式［data interchange format］ |
| DIMM（ディム）［dual inline memory modules］ |
| DIN（ディン）［(ド) Deutsche Industrie Normen］ |
| DINKS（ディンクス）［double income, no kids］ |
| DIP（ディップ）［dual in-line package］ |
| DIY［do-it-yourself］ |
| DJ1［disk jockey］ |
| DJ2［Republic of Djibouti］ |
| DJI［Republic of Djibouti］ |
| DK1［(和) dining＋kitchen］ |
| DK2［Kingdom of Denmark］ |
| DK グループ［don't know group］ |
| DL［Delta Air Lines］ |
| dl［(フ) decilitre］ |
| DLC［Dairen］ |
| DM1［Commonwealth of Dominica］ |
| DM2［(ド) Deutsche Mark］ |
| DM3［(ラ) diabetes mellitus］ |
| DM4［direct mail］ |
| D.M.［Doctor of Medicine］ |
| dm［(フ) decimetre］ |
| DMA1［Commonwealth of Dominica］ |
| DMA2［direct memory access］ |
| DMB［dual mode bus］ |
| DMC［digital multi channel］ |
| DME［distance measuring equipment］ |
| DMG［direct marketing］ |
| DMNA［dimethylnitrosamine］ |
| DMZ［demilitarized zone］ |
| DNA［deoxyribonucleic acid］ |
| DNA 鑑定法［DNA fingerprinting］ |
| DNC システム［direct numerical control system］ |
| DNR［do not resuscitate］ |
| DNS1［debt for nature swap］ |
| DNS2［domain name system］ |
| DO1［dark open］ |
| DO2［dissolved oxygen］ |
| DO3［Dominican Republic］ |
| do., d°［(イ) ditto］ |
| DOA［dead-on-arrival］ |
| DOB［date of birth］ |
| .doc［document］ |
| DOD［Department of Defense］ |
| DOE1［Department of Energy］ |
| DOE2［dividend on equity］ |
| DOHC［double overhead camshaft］ |
| DOI［Department of the Interior］ |
| DOM［Dominican Republic］ |
| DOMP［disease of medical practice］ |
| DOP［dioctyl phthalate］ |
| DOPA（ドーパ）［dihydroxyphenylalanine］ |
| DOS（ドス）［disk operating system］ |
| DOS/V［Disk Operating System J4.0V］ |
| DOT［Department of Transportation］ |
| doz.［dozen（s）］ |
| DP1［(和) development＋printing］ |
| DP2［displaced person］ |
| DP, D/P3［documents against payment］ |
| DP4［double play］ |
| DP5［dynamic programming］ |
| dpa［(ド) Deutsche Presse-Agentur］ |
| DPE［(和) development＋printing＋enlargement］ |
| DPF［diesel particulate filter］ |
| dpi［dot per inch］ |
| DPI［Disabled Persons International］ |
| DPP1［Democratic Progressive Party］ |
| DPP2［direct product profit］ |
| DPS［Denpasar］ |
| dps［disintegrations per second］ |
| DR［depositary receipt］ |
| Dr.［doctor］ |
| DRAM（ディー-ラム）［dynamic random access memory］ |
| .drv［driver］ |
| DRW［Darwin］ |
| DS［discount store］ |
| DSA［digital subtraction angiography］ |
| DSL［deep scattering layer］ |
| DSM［demand side management］ |
| DSP［digital signal processor］ |
| DSR［debt service ratio］ |
| DSS［decision support system］ |
| DSSV［Deep Submergence Search Vehicle］ |
| DST［daylight saving time］ |
| DSU［digital subscriber unit］ |
| D-T 反応［deuterium-tritium reaction］ |
| DTMF［dual tone multiplexed frequency］ |
| DTP［desktop publishing］ |
| DTPR［desktop presentation］ |
| DTW［Detroit］ |
| DU［Dobson unit］ |
| DUS［Dusseldorf］ |
| DUT［dual-use technology］ |
| DV［domestic violence］ |
| DVB［Digital Video Broadcasting］ |
| DVD1［digital versatile disc］ |
| DVD2［digital video-disc］ |
| DVE［digital video effect］ |
| D-VHS［digital VHS］ |
| DVI［digital video interactive］ |
| dwt.［deadweight tonnage］ |
| DX［deluxe］ |
| DXB［Dubai］ |
| Dy［dysprosium］ |
| dyn［dyne］ |
| DZ［Democratic People's Republic of Algeria］ |