| Arthur Sullivan | Arthur Sullivan |
| Arthur Wellesley | Arthur Wellesley |
| artichoke | artiskok |
| Artichokes | Kardon-slægten |
| article | artikel |
| article of dress | beklædning |
| Article of faith | Dogme |
| Articular gout | Gigt |
| Articulata | articulata |
| articulation | artikulation |
| artificial | kunstig |
| Artificial dwelling hill | Varft |
| Artificial intelligence | Kunstig intelligens |
| artificial lake | kunstig sø |
| Artificial life | Kunstig intelligens |
| Artificial neural network | Neuralt netværk |
| Artificial pacemaker | Pacemaker |
| Artificial reality | Virtual reality |
| artificial reproductive technique | teknik til kunstig foryngelse |
| artificial satellite | satellit |
| Artificial selection | Kunstig selektion |
| Artificial turf | Kunstgræs |
| artillery | artilleri |
| Artillery battery | Batteri |
| artist | kunstner |
| Arts | Kunst |
| arts and crafts | håndværk |
| Artur Balder | Artur Balder |
| Arturo | Kong Arthur |
| Arturo Pérez-Reverte | Arturo Pérez-Reverte |
| Arturo Toscanini | Arturo Toscanini |
| Aruba | Aruba |
| Arum alpinum | Dansk Arum |
| Arum italicum | Italiensk Arum |
| Arum maculatum | Plettet Arum |
| Arunachal Macaque | Arunachal makak |
| Arunachal Pradesh | Arunachal Pradesh |
| Arundo | Kano |
| Arundo donax | Kano |
| Arvak and Alsvid | Alstærk |
| Arven | Arven |
| Arvika | Arvika |
| Arvika Municipality | Arvika kommun |
| Arvo Pärt | Arvo Pärt |
| Arwad | Akko |
| Arwen | Arwen |
| Arya | Helgen |
| Aryan | Arier |
| Aryan race | Arier |
| Aryanism | Arianisme |
| Aryans | Arier |
| Aryar | Arier |
| As | Målteori |
| As for the rest | Videre |
| AS Monaco FC | AS Monaco |
| AS Saint-Étienne | AS Saint-Étienne |
| as soon as | så snart som |
| As Sulaymaniyah Governorate | Sulaymaniyah |
| as well as | og |
| As-Salamu Alaykum | Salam |
| Asafa Powell | Asafa Powell |
| Asarum europaeum | Almindelig Hasselurt |
| Asbest | Asbest |
| asbestos | asbest |
| asbestos cement | asbestcement |
| asbestosis | asbestose |
| ascendancy | overtag |
| Ascending aorta | Aorta ascendens |
| Ascension | Kristi himmelfartsdag |
| Ascension Day | Kristi himmelfartsdag |
| Ascension Island | Kristi himmelfartsdag |
| Ascension of Jesus | Kristi himmelfartsdag |
| ascent | opstigning |
| ascertain | finde ud af |
| ascetic | asket |
| Ascideiacea | Søpunge |
| Ascidiacea | Søpunge |
| ASCII | ASCII |
