| Arsenal Football Club | Arsenal FC |
| Arsenal Kiev | Arsenal FC |
| arsenale | arzenál |
| arsenico | arzen |
| Arsia Mons | Arsia Mons |
| Arsuf | Arsuf |
| Arsène Wenger | Arsène Wenger |
| Art déco | Art deco |
| Art Nouveau | Secese |
| Art rock | Art rock |
| Art Ross Trophy | Art Ross Trophy |
| Artaserse IV di Persia | Arsés |
| Artavasde di Bisanzio | Artabasdas |
| arte | umění |
| Arte romanica | Románský sloh |
| Artemide | Artemis |
| Artemis | Artemis |
| Artemis Fowl | Artemis Fowl |
| Artemis Fowl II | Artemis Fowl |
| Artemisia | Pelyněk |
| Artemisia absinthium | Pelyněk pravý |
| Artemisia dracunculus | Pelyněk estragon |
| arteria | tepna |
| arteria coronaria | věnčitá tepna |
| Arthas Menethil | Arthas |
| Arthropoda | Členovci |
| Arthur Adamov | Arthur Adamov |
| Arthur Buchwald | Art Buchwald |
| Arthur Cecil Pigou | Arthur Cecil Pigou |
| Arthur Compton | Arthur Holly Compton |
| Arthur Conan Doyle | Arthur Conan Doyle |
| Arthur Dent | Arthur Dent |
| Arthur Evans | Arthur Evans |
| Arthur Golden | Arthur Golden |
| Arthur Honegger | Arthur Honegger |
| Arthur Machen | Arthur Machen |
| Arthur Miller | Arthur Miller |
| Arthur Poe | Arthur Poe |
| Arthur Rimbaud | Arthur Rimbaud |
| Arthur Schnitzler | Arthur Schnitzler |
| Arthur Schopenhauer | Arthur Schopenhauer |
| Arthur Sullivan | Arthur Sullivan |
| Arthur Wellesley | Arthur Wellesley |
| Arti marziali cinesi | Kung-fu |
| Artico | Arktida |
| articolati | článkovec |
| Articolazione | Kloub |
| articolo | paragraf |
| articolo definito | určitý člen |
| Artide | Arktida |
| artigianato | řemeslo |
| artigianato manuale | řemeslo umělecké |
| artigliare | drápat |
| Artiglieria | Dělostřelectvo |
| artiglio | dráp |
| Artiodactyla | Sudokopytníci |
| artista | umìlec |
| artrite | artritida |
| artropodi | členovec |
| Artur Balder | Artur Balder |
| Artur Boruc | Artur Boruc |
| Arturo | Arcturus |
| Arturo e Zoe | Nancy |
| artéfice | řemeslník |
| Artù e i cavalieri della tavola rotonda | Artur |
| Aruba | Aruba |
| Arum | Árón |
| Arundo | Kano |
| aruolate | přihlášení |
| Aruspicina | Haruspik |
| Arvaniti | Albánci |
| Arverni | Arvernové |
| Arvo Pärt | Arvo Pärt |
| Arwen | Arwen |
| Arzano | Arzano |
