| Are | Ar |
| Area | Površina |
| area of potential pollution | potencialno onesnaženo območje |
| area under stress | preobremenjeno območje |
| Aredhel | Aredhel Ar-Feiniel |
| Arendal | Arendal |
| Areogel | Koloid |
| Areopagus | Areopag |
| Ares | Ares |
| Ares I | Ares |
| Argan | Arganovo drevo |
| argent | srebro |
| Argentina | Argentina |
| Argentine | Argentina |
| Argentine Grand Prix | Velika nagrada Argentine |
| Argentine man | Argentinec |
| Argentine Republic | Argentina |
| Argentine Tango | Tango |
| Argentine woman | Argentina |
| Argentinean | Argentinec |
| Argentum | Srebro |
| argon | argon |
| Argonaut | Argonavti |
| Argonauts | Argonavti |
| Argument of periapsis | Argument periapside |
| Argument of the perihelion | Argument periapside |
| Argun | Argun |
| Ari-Pekka Nikkola | Ari-Pekka Nikkola |
| Aria | Arija |
| Ariadne | Ariadna |
| Ariana | Ariadna |
| Arianism | Arijanstvo |
| Ariansim | Arijanstvo |
| Arica Province | Arica |
| arid land | sušno območje |
| Aride | Nehvaležen |
| Ariel Ltd | Ariel |
| Ariel Ortega | Ariel Ortega |
| Ariel Sharon | Ariel Šaron |
| Aries | Domača ovca |
| Aries Mu | Mi |
| Ariplane | Zrakoplov |
| Aristarchus | Aristarh |
| Aristarchus of Samos | Aristarh |
| Aristarchus of Samothrace | Aristarh |
| Aristillus | Aristil |
| aristocracy | aristokracija |
| Aristolochia | Pezdirk |
| Aristophanes | Aristofan |
| Aristoteles | Aristotel |
| Aristotelian ethics | Etika |
| Aristotle | Aristotel |
| Aristotle Onassis | Aristoteles Sokrates Homer Onassis |
| Arithmetic | Aritmetika |
| Arithmetic average | Aritmetična sredina |
| Arithmetic progression | Aritmetično zaporedje |
| Arius | Arij |
| Ariz | Arizona |
| Arizona | Arizona |
| Arizona Territory | Arizona |
| Ariège | Ariège |
| Ariège River | Ariège |
| Arjen Robben | Arjen Robben |
| Arjun | Arjun |
| Arjun MBT | Arjun |
| Arjuna asteroid | Arjunski asteroid |
| Arkady and Boris Strugatsky | Arkadij in Boris Strugacki |
| Arkansas | Arkansas |
| Arkansas River | Arkansas |
| Arkansas Territory | Arkansas |
| Arkansaw | Arkansas |
| Arkhangelsk | Arhangel |
| Arktic | Arktika |
| Arleigh Burke | Arleigh Albert Burke |
| Arleigh Burke class destroyer | Razred rušilcev arleigh burke |
| Arles | Arles |
| Arlington National Cemetery | Nacionalno pokopališče Arlington |
| arm | roka |
| ARM architecture | ARM |
| Arm-rest | Roka |
| armament | oborožitev |
| armed forces | oborožene sile |
| Armed Forces of the Russian Federation | Oborožene sile Ruske federacije |
| Armed Forces of the Third Reich | Wehrmacht |
| Armenia | Armenija |
| Armenian | Armenščina |
| Armenian alphabet | Armenska abeceda |
| Armenian Apostolic Church | Armenska apostolska cerkev |
| Armenian Catholic Church | Armenska katoliška cerkev |
| Armenian Church | Armenka |
| Armenian dram | Armenski dram |
| Armenian Genocide | Armenski genocid |
| Armenian language | Armenščina |
| Armenian man | Armenščina |
| Armenian nobility | Plemstvo |
| Armenian numerals | Armenske številke |
| Armenian proverbs | Armenski pregovori |
| Armenian Secret Army for the Liberation of Armenia | Armenska tajna armada za osvoboditev Armenije |
| Armenian woman | Armenka |
| Armor-piercing shot and shell | AP |
