| antimikrobiell | antimicrobial |
| antibakteriell | antibacterial |
| Antimongelb | Naples yellow |
| Antimykotikum | anti-mycotic antifungal agent antifungal drug antimycotic |
| antimykotisch | antifungal antimycotic |
| artifiziell | artificial |
| Anti-Kriegs- | anti-war |
| Anti-Utopie | dystopia |
| Antinomie | antinomy |
| antiparallel | antiparallel |
| Antibiose | antibiosis |
| Antibiotikum | antibiotic |
| Antikörper | antibody antigen-antibody complex antiphospholipid antibodies immune complex |
| Antimaterie | antimatter |
| Antimonit | antimonite stibnite |
| Antizyklone | anticyclone high high area |
| antibiotisch | antibiotic |
| antiklerikal | anticlerical |
| antikolonial | anticolonial |
| antiviral | antiviral |