| Dumb Youth | Dumbledore | Dumont |
| Dumort. | Dun & Bradstreet | Dun U Dare |
| Dunaliella | Dunaliella salina | Dunbaria |
| Dunbaria circinalis | Dunbaria fusca | Dunbaria henryi |
| Dunbaria merrillii | Dunbaria nivea | Dunbaria parvifolia |
| Dunbaria podocarpa | Dunbaria rotundifolia | Dunbaria villosa |
| Duncan | Duncan James | Duncan Kenworthy |
| Duncan Oughton | Duncan v. Louisiana | Duncan, South Carolina |
| Dunckerocampus dactyliophorus | Dunckerocampus multiannulatus | Dunckerocampus pessuliferus |
| Dundas | Dundee | Dundee, Florida |
| Dundocharax bidentatus | Dune (電影) | Dune II |
| Dunedin, Florida | Dunfermline | Dungeon crawler |
| Dungeon Defenders | Dungeon Magazine | Dungeon Master |
| Dungeon Master (video game) | Dungeon Siege | Dunhevedia crassa |
| DUNHILL | Dunia | Dunia Aku Punya |
| Dunia 初次遇見的世界 | Dunia引擎 | Dunkelsteinerwald |
| Dunkin Donuts | Dunkin' Donuts | Dunkirk |
| Dunkirk (2017年電影) | Dunkleosteus | Dunn Center, North Dakota |
| Dunnellon, Florida | Dunnia | Dunnia sinensis |
| Duns | Dunseith, North Dakota | Duo |
| Duodenum | DUO陳奕迅世界巡迴演唱會 | Duolingo |
| Duopalatinus emarginatus | Duopalatinus peruanus | Duperrea |
| Duperrea pavettifolia | DuPhos | Duple Metsec |
| Duplex | Duplicaria albozonata | Duplicaria badia |
| Duplicaria baileyi | Duplicaria duplicata | Duplicaria evoluta |
| Duplicaria fictilis | Duplicaria raphanula | Dupouyichthys sapito |
| Dupree, South Dakota | Duque Bacelar | Duquesne 杜肯號驅逐艦 |
| Dura Europas | Duracell | Duran Duran |
| Durandal | Durandé | Durango, Colorado |
| Duranta | Duranta erecta | Duranta repens |
| DuRaRaRa | Durbin-Watson统计量 | Durbin-Watson統計量 |
| Durchmusterung | Durex | Duriatitan |
| Duriavenator | Durio | Durio zibethinus |
| Durkheim | Durkheimian Studies | Duron |
| Dury, Aisne | Dusicyon australis | Duson, Louisiana |
| Dusseldorf | Dussumieria acuta | Dussumieria elopsoides |
| Dust 514 | Dust My Shoulders Off | Dustbin Baby |
| Dustbot | Dustin Hoffman | Dustin Luis Pedroia |
| Dustin Pedroia | Dusty Bottle | Dusty Rhodes |
| Dusty Springfield | DUT | Dutch East Indies |
| Dutch East Indies Campaign | Dutch Grand Prix | Dutch language |
| Dutch Language Union | Dutch Republic | Dutch Top 40 |
| Duthiea | Duthiea brachypodium | Duthiella flaccida |
| Duthiella formosana | Duthiella speciosissima | Duthiella wallichii |
| Duttaphrynus himalayanus | Duttaphrynus melanostictus | Dutton, Alabama |
| Dutton, Montana | Duty | DUT测试 |
| DUX4 | DV | DV (消歧义) |
| DV-15拦截者 | DV-2 | Dvaravati |
| DVB | DVB suite | DVB-H |
| DVB-T | DVB-T2 | DVC |
| DVCAM | DVCPRO | DVCPRO50 |
| DV现场 | DVD | DVD Forum |
| DVD Jon | DVD Player (Mac OS X) | DVD Player (Windows) |
| DVD Shrink | DVD+R | DVD+R DL |
| DVD+RW | DVD+VR | DVD-Audio |
| DVD-BOX | DVD-PG | DVD-R |
| DVD-RAM | DVD-ROM | DVD-RW |
| DVD-Video | DVD-VR | DVD6C |
| DVD區域碼 | DVD区域 | DVD区域码 |
| DVD区码 | DVD出租店 | DVD首映 |
| DVD驱动器 | DVD論壇 | DVD论坛 |
| DVDPG | DVDx | DVD播放器 |
| DVD播放器 (Windows) | DVD播放程式 | DVD播放程式 (macOS) |
| DVD播放程式 (OS X) | DVD播放程式 (Windows) | DVD播放機 |
| DVD播放机 | DVI | Dvinia |
| DVIU | DVL | DVM2型柴油机车 |
| DVORAK | DVORAK鍵盤 | Dvorak鍵盤 |
| DVR | DVT | DW |
| Dw | DW-TV | Dwango |
| DWANGO | Dwarf Empire | Dwayne De Rosario |
| Dwayne Johnson | Dwayne johnson | DW球場 |
| Dwelling Narrowness | DW運動場 | DWFX |
| DWG | Dwight D. Eisenhower | Dwight D.Eisenhower |
| Dwight Gooden | Dwight H. Little | Dwight Howard |
| Dwight Hubbard Little | Dwight Yorke | Dwight, North Dakota |
| Dwm.exe | Dwyane Wade | DX |
| DX code | DX encoding | DX-BALL |
| Dx.com Holdings | Dx.com控股 | DX碼 |
| DX編碼 | DxDiag | DXF |
| DXGI | DXM | DXMS |
| DxO | DxOMark | DxVA |
| DXVA | DXW | Dy |
| Dy/dx | Dyacopterus spadiceus | Dyadic fraction |
| DYFI | DYFR | Dylan Baker |
| Dylan Bruno | Dylan Minnette | Dylan O'Brien |
| Dylan Sprayberry | Dylan Sprouse | Dylan Walsh |
| DyLight Fluor | Dyman Japan | Dymecodon |
| DYMO | Dymocks | Dymocks Booksellers |
| Dynabook | Dynam | Dynam Japan Holdings |
| Dynamation (software) | DYNAMES | Dynamic Duo |
| Dynamic Host Configuration Protocol | Dynamic html | Dynamic HTML |
| Dynamic Language Runtime | Dynamic Leecher Protection | Dynamic Link Library |
| Dynamic linker | Dynamic Random Access Memory | Dynamic shelf life |
| Dynamic web page | Dynamic-Link Library | Dynamite in |
| Dynamite out | Dynamix | Dynamix (消歧義) |
| Dynastes hercules | Dynastinae | Dynastor |
| Dynasty REIT | Dynasty Warriors Online | Dynax 5D |
| Dynex半導體 | Dynomene hispida | Dynomenidae |
| Dyntaxa | Dyoplosaurus | Dypsidinae |
| Dypsis | Dypsis decaryi | Dypsis lutescens |
