| administrator | beheerder |
| Administrerende direktor | Chief Executive Officer |
| Administrerende direktør | Chief Executive Officer |
| admiral | admiraal |
| Admiral Franz Ritter von Hipper | Franz von Hipper |
| Admiral Hipper | Admiral Hipper |
| ADO | ActiveX Data Objects |
| Adobe Flash | Adobe Flash |
| Adobe InDesign | Adobe InDesign |
| Adobe PageMaker | Adobe PageMaker |
| Adobe Photoshop | Adobe Photoshop |
| Adolf | Adolf |
| Adolf af Slesvig-Holsten-Gottorp | Adolf van Luxemburg |
| Adolf Eichmann | Adolf Eichmann |
| Adolf Frederik af Sverige | Adolf Frederik van Zweden |
| Adolf Hitler | Adolf Hitler |
| Adolf Rickenbacker | Rickenbacker |
| Adolphe Sax | Adolphe Sax |
| Adolphe-Charles Adam | Adolphe Adam |
| Adonis | Adonis |
| Adonis-slægten | Adonis |
| Adoptionisme | Adoptianisme |
| Adoptivbarn | Aangenomen kind |
| Adour | Adour |
| Adrastea | Adrastea |
| Adrenokortikotropt hormon | Corticotropine |
| adressat | geadresseerde |
| adresse | adres |
| Adrian | Adriaan |
| Adrian Petit Coclico | Adrianus Petit Coclico |
| Adrian Smith | Adrian Smith |
| Adrian Willaert | Adriaan Willaert |
| Adriana Lima | Adriana Lima |
| Adrianopel | Adrianopel |
| Adriaterhavet | Adriatische Zee |
| Adrien Brody | Adrien Brody |
| adskille | scheiden |
| Adsorption | Adsorptie |
| Adult contemporary | AC |
| Advance Australia Fair | Advance Australia Fair |
| Advanced Encryption Standard | Advanced Encryption Standard |
| advare | waarschuwen |
| advarsel | waarschuwing |
| Advarselsskilt | Waarschuwingsbord |
| Advent | Advent |
| Adventisme | Zevendedagsadventisten |
| Adventist | Zevendedagsadventisten |
| adventskalender | adventskalender |
| Adventskrans | Adventskrans |
| Adventurespil | Adventure |
| adverbium | bijwoord |
| advokat | raadsman |
| Adware | Adware |
| Adygejien | Adygea |
| Adzharien | Adzjarië |
| ae | aaien |
| AEGEE | AEGEE |
| Aegyptus | Alexandria et Aegyptus |
| Aemilianus | Aemilianus |
| Aerob respiration | Celademhaling |
| Aerodynamik | Aerodynamica |
| aerodynamisk | aerodynamisch |
| Aeroflot | Aeroflot |
| Aerogel | Aerogel |
| Aerosol | Aerosol |
| af | vanwege |
| af Guds nåde | bij de Gratie Gods |
| af og til | soms |
| Afar-regionen | Afar |
| Afbalanceringsvest | Trimvest |
| afbarke | ontschorsen |
| afbestille | annuleren |
| afbildning | afbeelding |
| Afbrudt samleje | Coitus interruptus |
| afbrænding | afbranden |
| afdelingssygeplejerske | verpleegster |
| Afdækkertræk | Aftrekschaak |
| affald | vuilnis |
| affaldscontainer | vuilnisbak |
| Affenpinscher | Affenpinscher |
| affiks | affix |
| affiksoid | affixoïde |
| affyre | afvuren |
| afføde | veroorzaken |
| afføring | uitwerpselen |
| afgang | vertrek |
| Afghaner | Afghaan |
| Afghanerinde | Afghaanse |
| Afghanistan | Afghanistan |
| Afghanistans flag | Vlag van Afghanistan |
| afghansk mynde | Afghaanse windhond |
| afgrund | afgrond |
| afgrænsning | demarcatie |
