| adeguato | přiměřený |
| Adelaide | Adelaide |
| Adelaide del Sacro Romano Impero | Adelaida |
| Adelbert von Chamisso | Adalbert von Chamisso |
| Adele | Adéla |
| Adelsdorf | Adelsdorfové |
| Aden | Aden |
| Aden Abdullah Osman Daar | Aden Abdullah Osman Daar |
| adenina | adenin |
| adenoide | nosní mandle |
| adenoma | adenom |
| adenosina | adenozin |
| Adenosintrifosfato | Adenosintrifosfát |
| Adephaga | Masožraví |
| aderente | člen |
| adesivo | lepidlo |
| adesso | nyní |
| Adeste fideles | Adeste fideles |
| Adewale Akinnuoye-Agbaje | Adewale Akinnuoye-Agbaje |
| ADI | Doporučená denní dávka |
| adiacente | přilehlý |
| adiacenza | sousednost |
| Adige | Adige |
| Adighezia | Adygejsko |
| Adler | Adler |
| Admeto | Admétos |
| Admiral Graf Spee | Admiral Graf Spee |
| Admiral Kuznetsov | Admirál Kuzněcov |
| Adobe Acrobat | Adobe Acrobat |
| Adobe Flash | Adobe Flash |
| Adobe Photoshop | Adobe Photoshop |
| Adobe Systems | Adobe Systems |
| adolescente | výrostek |
| adolescenza | dospívání |
| Adolf Anderssen | Adolf Anderssen |
| Adolf Eichmann | Adolf Eichmann |
| Adolf Friedrich Johann Butenandt | Adolf Butenandt |
| Adolf Galland | Adolf Galland |
| Adolf Hitler | Adolf Hitler |
| Adolf Loos | Adolf Loos |
| Adolf von Harnack | Adolf von Harnack |
| Adolfo | Adolf |
| Adolfo di Lussemburgo | Adolf |
| Adolfo I del Sacro Romano Impero | Adolf Nasavský |
| Adolph Wilhelm Hermann Kolbe | Adolph Wilhelm Hermann Kolbe |
| Adolphe Thiers | Adolphe Thiers |
| Adolphe-Charles Adam | Adolphe Adam |
| adombrarsi | uskočit |
| Adone | Adónis |
| Adonis | Adónis |
| adoperarsi | usilovat o |
| adorare | uctívat |
| adorazione | uctívání |
| adornare | zdobit |
| adottare | adoptovat |
