| agar-agar | agar |
| Agaricaceae | Agaricaceae |
| Agarn | Agarn |
| Agartha | Agartha |
| agat | agate |
| Agata | Agatha of Sicily |
| Agatha Christie | Agatha Christie |
| Agathe Backer Grøndahl | Agathe Backer Grøndahl |
| Agathe Deken | Aagje Deken |
| Agatho | Pope Agatho |
| Agathokles | Agathocles |
| Agaveväxter | Agavaceae |
| AGCO Corporation | AGCO |
| Agda | Agatha |
| Agde | Agde |
| Agdenes kommun | Agdenes |
| Age of Empires III | Age of Empires III |
| Age of Silence | Age of Silence |
| Ageha Ohkawa | Ageha Ohkawa |
| Agen | Agen |
| Agena | Agena Target Vehicle |
| Agence France-Presse | Agence France-Presse |
| Agencia espacial Mexicana | Agencia Espacial Mexicana |
| agenda | calendar |
| agens | agent |
| Agensi Angkasa Negara | Malaysian National Space Agency |
| agent | agent |
| Agent Cody Banks | Agent Cody Banks |
| Agent Orange | Agent Orange |
| Agentbaserad modell | Agent based model |
| agentur | agency |
| Agenzia Spaziale Italiana | Italian Space Agency |
| agera | act |
| agerar | acts |
| Agfa-Gevaert | Agfa-Gevaert |
| agg | animus |
| agglomeration | agglomeration |
| agglutination | agglutination |
| agglutinera | agglutinate |
| agglutinerande | agglutinative |
| aggregat | aggregate |
