| adoptie | adozione |
| adoptie vader | padre adottivo |
| adoptief | adottivo |
| adoratie | adorazione |
| adoreren | adorare |
| Adorf | Aadorf |
| Adour | Adour |
| ADR | European Agreement concerning the International Carriage of Dangerous Goods by Road |
| Adrak | Dio |
| Adrar | Provincia di Adrar |
| Adrastea | Adrastea |
| adrenaline | adrenalina |
| Adrenogenitaal syndroom | Iperplasia surrenale congenita |
| adres | indirizzo |
| adresband | fascetta |
| adresboek | rubrica |
| adreslijst | indirizzario |
| adressenlijst | indirizzario |
| adresseren | indirizzare |
| Adriaan | Adriano |
| Adriaan Metius | Metius |
| Adriaan Willaert | Adrian Willaert |
| Adrian | Adriano |
| Adrian Edmondson | Adrian Edmondson |
| Adrian Mutu | Adrian Mutu |
| Adrian Smith | Adrian Smith |
| Adrian Sutil | Adrian Sutil |
| Adriana Lima | Adriana Lima |
| Adriano Banchieri | Adriano Banchieri |
| Adriano Celentano | Adriano Celentano |
| Adriano Correia Claro | Adriano Correia Claro |
| Adriano Emperado | Adriano Emperado |
| Adriano Leite Ribeiro | Adriano Leite Ribeiro |
| Adrianus | Adriano |
| Adrianus Simonis | Adrianus Simonis |
| Adriatische Zee | mare Adriatico |
| Adrien Brody | Adrien Brody |
| Adrien de Gerlache | Adrien de Gerlache |
| Adrien-Marie Legendre | Adrien-Marie Legendre |
| Adriers | Adriers |
| Adrogatio | Adozione |
| ADSL | ADSL |
| Adsorptie | Adsorbimento |
| adspirant | aspirante |
| adspirante | aspirante |
| adstringerend | astringente |
| adulaar | pietra di luna |
| Adult Oriented Rock | Album oriented rock |
| Adult Swim | Post produzione |
| Advaita Vedanta | Advaita Vedānta |
| Advance Australia Fair | Advance Australia Fair |
| Advanced Audio Coding | Advanced Audio Coding |
| Advanced Encryption Standard | Advanced Encryption Standard |
| Advanced Linux Sound Architecture | Advanced Linux Sound Architecture |
| Advanced Micro Devices | Advanced Micro Devices |
| Advanced Packaging Tool | Advanced Packaging Tool |
| Advanced Passenger Train | Advanced Passenger Train |
| Advent | avvento |
