| B cell | B-celle |
| BA | Ægyptisk sjæl |
| Baal | Baal |
| Bab-el-Mandeb | Bab el-Mandeb |
| Babar the Elephant | Babar |
| Babe Ruth | Babe Ruth |
| Babel | Babel |
| Babel fish | Babelfish |
| Babi | Babi |
| Babil Governorate | Babil |
| Baboon | Savannebavianer |
| Babosa | Snegl |
| Babsk | Babsk |
| Babur | Babur |
| baby | spædbarn |
| Baby Doll | Puppe |
| baby monitor | babyalarm |
| Baby sling | Slynge |
| baby talk | babysnak |
| Baby transport | Barnevogn |
| Babylon | Babylon |
| Babylonia | Babylonien |
| Babylonian captivity | Det babylonske fangenskab |
| Babylonian numerals | Babyloniske tal |
| babysitter | babysitter |
| babysitting | babysitning |
| Bacary Sagna | Bacary Sagna |
| baccarat | baccarat |
| Baccharis | Korsrod |
| Bacchus | Bakkus |
| Bach | Bach |
| Bach family | Bach |
| bachelor | ungkarl |
| Bachelor of Arts | Licentiatgrad |
| Bachelor of Engineering | Diplomingeniør |
| Bachkovo Monastery | Batjkovo-klosteret |
| Bacillus anthracis | Miltbrand |
| back | ryg |
| Back in Black | Back in Black |
| back matter | bagtekst |
| Back to Basics | Back to Basics |
| Back to the Future | Tilbage til fremtiden |
| Back to the Future Part II | Tilbage til fremtiden II |
| Back to the Future Part III | Tilbage til fremtiden III |
| Back to the Future trilogy | Tilbage til fremtiden |
| Back to the Heavyweight Jam | Back To The Heavyweight Jam |
| Back tooth | Kindtand |
| backbone | fundament |
| Backcoupling | Feedback |
| Backdone | Oceanryg |
| backgammon | backgammon |
| background level | baggrundsniveau |
| background noise | baggrundsstøj |
| background radiation | baggrundsstråling |
| backpack | rygsæk |
| backside | numse |
| Backstreet Boys | Backstreet Boys |
| Backus-Naur form | BNF |
| backward compatible | baglæns kompatibel |
| Backyard wrestling | Backyard Wrestling |
| bacon | bacon |
| bacteria | bakterie |
| bacterial bed | bakteriefilter |
| bactericide | baktericid |
| bacteriological pollution | bakteriologisk forurening |
| bacteriology | bakteriologi |
| bacteriophage | bakteriofag |
| bacterium | bakterier |
| Bacteriums | Bakterie |
| Bactria | Baktrien |
| Bactrian | Kamel |
| Bactrian camel | Kamel |
| Bacău | Bacău |
