| Alpha Centauri | Alpha Centauri |
| Alpha Centauri A | Alpha Centauri |
| Alpha Centauri B | Alpha Centauri |
| Alpha Cephei | Alpha Cephei |
| Alpha Ceti | Alpha Ceti |
| Alpha Columbae | Alpha Columbae |
| Alpha compositing | Alpha blending |
| Alpha Coronae Australis | Alpha Coronae Australis |
| Alpha Coronae Borealis | Alpha Coronae Borealis |
| Alpha Crucis | Alpha Crucis |
| Alpha Cygni variable | Variable de type Alpha Cygni |
| alpha female | femelle dominante |
| Alpha Flight | La Division Alpha |
| Alpha Group | Alpha |
| Alpha Gruis | Alpha Gruis |
| Alpha Hydri | Alpha Hydri |
| Alpha hydroxy acid | Acide alpha hydroxylé |
| Alpha Indi | Alpha Indi |
| Alpha Leporis | Alpha Leporis |
| Alpha Librae | Alpha Librae |
| Alpha Lupi | Alpha Lupi |
| Alpha Lyncis | Alpha Lyncis |
| Alpha Magnetic Spectrometer | Alpha Magnetic Spectrometer |
| alpha male | mâle dominant |
| Alpha Mensae | Alpha Mensae |
| Alpha Muscae | Alpha Muscae |
| Alpha Ophiuchi | Alpha Ophiuchi |
| alpha particle | particule α |
| Alpha particles | Particules Alfa |
| Alpha Pavonis | Alpha Pavonis |
| Alpha Pegasi | Markab |
| Alpha Persei | Alpha Persei |
| Alpha Phoenicis | Alpha Phoenicis |
| Alpha Pictoris | Alpha Pictoris |
| Alpha process | Réaction alpha |
| alpha radiation | rayonnement alpha |
| Alpha Sagittae | Alpha Sagittae |
| Alpha Serpentis | Alpha Serpentis |
| Alpha Trianguli | Alpha Trianguli |
| Alpha Trianguli Australis | Alpha Trianguli Australis |
| Alpha Ursae Majoris | Alpha Ursae Majoris |
| Alpha Vulpeculae | Alpha Vulpeculae |
| Alpha-linolenic acid | Acide α-linolénique |
| alphabet | alphabet |
| Alphabeta | Alphabeta |
| alphabetic | alphabétique |
