| Air Minas | Air Minas |
| Air New Zealand | Air New Zealand |
| AirBaltic | AirBaltic |
| Airbus | Airbus |
| airconditioneret | air-conditioned |
| Aire | Area |
| Aischylos | Aeschylus |
| Aisne | Aisne |
| Aitne | Aitne |
| Aitor Hernández | Aitor Hernández |
| Aitor Osa | Aitor Osa |
| Aitor Pérez | Aitor Pérez |
| Aix-en-Provence | Aix-en-Provence |
| Aix-les-Bains | Aix-les-Bains |
| Aizkraukles distrikt | Aizkraukle District |
| Aizoaceae | Aizoaceae |
| AJ Auxerre | AJ Auxerre |
| Ajaccio | Ajaccio |
| Ajanta Caves | Ajanta Caves |
| Ajax | Ajax |
| Ajax Amsterdam | AFC Ajax |
| ak | alas |
| Ak-Chin-reservatet | Ak-Chin Indian Community |
| Akaba | Aqaba |
| Akababugten | Gulf of Aqaba |
| Akacie | Acacia |
| Akademia | Scientific investigation |
| Akademik | Academy |
| Akademikernes Centralorganisation | Danish Confederation of Professional Associations |
| Akademisk Boldklub | Akademisk Boldklub |
| Akademisk disciplin | List of academic disciplines |
| Akademos | Akademos |
| Akaki Tsereteli | Akaki Tsereteli |
| Akantus-familien | Acanthaceae |
| Akashi-Kaikyo-broen | Akashi-Kaikyō Bridge |
| Akbar | Akbar the Great |
| Akbar Hashemi Rafsanjani | Akbar Hashemi Rafsanjani |
| Akcent | O-Zone |
| akeleje | columbine |
| Akeron | Acheron |
| Akershus | Akershus |
| Akershus slot | Akershus Fortress |
| Aketza Peña | Aketza Peña |
| Akhmed Jevlojev | Akhmed Yevloyev |
| Akhnaton | Akhenaten |
| Akie Abe | Akie Abe |
| Akihito af Japan | Akihito |
| akilleshæl | Achilles heel |
| akillessene | Achilles tendon |
| Akimiski Island | Akimiski Island |
| Akira | Akira |
| Akira Kurosawa | Akira Kurosawa |
| Akira Toriyama | Akira Toriyama |
| Akita | Akita Inu |
| Akiva | Akiba ben Joseph |
| Akkad | Akkad |
| akkadisk | Akkadian |
| Akko | Acre |
| akkompagnatør | accompanist |
| akkord | chord |
| akkordeon | accordion |
| Akkreditiver | Diplomatic accreditation |
| akkumulator | accumulator |
| akkumulering af forurenende stoffer | pollutant accumulation |
| akkusativ | accusative |
| akne | acne |
| Akon | Akon |
| Akranes | Akranes |
| akrobat | acrobat |
| akrobatik | acrobatics |
| akronym | acronym |
| Akropolis | Acropolis |
| Akrotiri og Dhekelia | Akrotiri and Dhekelia |
| akryl | acrylic fiber |
| akrylfiber | acrylic fiber |
| Aks-Ærenpris | Spiked Speedwell |
| Akse | Axe |
| Aksemagterne | Axis powers |
| Aksiom | Axiom |
| Akson | Axon |
| Aktie | Share |
| aktieejer | shareholder |
| Aktion | Share |
| aktionær | shareholder |
| aktiv deltagelse | active participation |
| Aktiv dødshjælp | Euthanasia |
| Aktiv galakse | Active galaxy |
| aktivist | activist |
| aktivt kul | activated carbon |
| aktivt slam | activated sludge |
| Aktstykke | Document |
| Aktualitetsprincippet | Uniformitarianism |
| aktuel | current |
| aktuelle begivenheder | current events |
| Akupunktur | Acupuncture |
| akustik | acoustics |
| akustisk | acoustic |
| akustisk guitar | acoustic guitar |
| akustisk komfort | acoustic comfort |
| akustisk kvalitet | acoustical quality |
| akustisk niveau | sound pressure level |
| akustiske egenskaber | acoustic property |
| akvakultur | aquaculture |
| akvakulturens indvirkning på miljøet | environmental impact of aquaculture |
| akvamarin | aquamarine |
| akvarel | watercolour |
| akvarium | aquarium |
| akvatisk økosystem | aquatic ecosystem |
| akvifer | aquifer |
| akvædukt | aqueduct |
| Akzo Nobel | Akzo Nobel |
| Al Anbar | Al Anbar Governorate |
| Al Basrah | Basra Governorate |
| Al Capone | Al Capone |
| Al Gore | Al Gore |
| Al Muthanna | Al Muthanna Governorate |
| Al Oerter | Al Oerter |
| Al Pacino | Al Pacino |
| Al Qadisiyah | Al-Qādisiyyah Governorate |
| Al Sobrante | John Kiffmeyer |
| Al-Andalus | Al-Andalus |
| Al-Fatiha | Al-Fatiha |
| Al-Halladj | Mansur Al-Hallaj |
| Al-Idrisi | Muhammad al-Idrisi |
| Al-Jazeera | Al Jazeera |
| Al-Muharraq | Al Muharraq |
| Al-Qaida | al |
| Al-Rumadi | Ramadi |
| Alabama | Alabama |
| Aladdin | Aladdin |
| Alagir | Alagir |
| Alain Juppé | Alain Juppé |
| Alan Alda | Alan Alda |
| Alan B. Shepard | Alan Shepard |
| Alan Dershowitz | Alan Dershowitz |
| Alan Gordon Cunningham | Alan Cunningham |
| Alan Greenspan | Alan Greenspan |
| Alan Hollinghurst | Alan Hollinghurst |
| Alan Johnston | Alan Johnston |
| Alan Michael Sugar | Alan Sugar |
| Alan Moore | Alan Moore |
| Alan Pérez | Alan Pérez |
| Alan Rickman | Alan Rickman |
| Alan Shearer | Alan Shearer |
| Alan Sokal | Alan Sokal |
| Alan Turing | Alan Turing |
| Alanin | Alanine |
| Alanis Morissette | Alanis Morissette |
| alarm | alert |
| alarmerende | alarmingly |
| Alarmtelefonnummer | Emergency telephone number |
| Alaska | Alaska |
| Alaskan malamute | Alaskan Malamute |
| Alatar | Blue Wizards |
| Alawitter | Alawite |
| Alba | Alva |
| Alba Iulia | Alba Iulia |
| Alban | Alban |
| Alban Berg | Alban Berg |
| Albaner | Albanian |
| Albanien | Albania |
| Albaniens flag | Flag of Albania |
| Albaniens historie | History of Albania |
| Albanierinde | Albanian woman |
| Albansk folkemusik | Music of Albania |
| Albany | Albany |
| Albatrosser | Albatross |
| Albedo | Albedo |
| Albert | Albert |
| Albert Abraham Michelson | Albert Abraham Michelson |
| Albert Camus | Albert Camus |
| Albert Einstein | Albert Einstein |
| Albert Finney | Albert Finney |
| Albert Kesselring | Albert Kesselring |
| Albert Lutuli | Albert Lutuli |
| Albert Schweitzer | Albert Schweitzer |
| Albert Sidney Johnston | Albert Sidney Johnston |
| Albert Speer | Albert Speer |
| Alberta | Alberta |
| Alberto Ascari | Alberto Ascari |
| Alberto Contador | Alberto Contador |
| Alberto Fernández | Alberto Fernández de la Puebla |
| Alberto Giacometti | Alberto Giacometti |
| Alberto Gonzales | Alberto Gonzales |
| Alberto Losada | Alberto Losada |
| Albertslund Kommune | Albertslund |
| Albertsøen | Lake Albert |
| Albertus Magnus | Albertus Magnus |
| Albigensiske korstog | Albigensian Crusade |
| Albin | Albin |
| albinisme | albinism |
| Albion | Albion |
| Albiorix | Albiorix |
