| API5 | Apia International Sydney | Apia International Sydney 2012, жінки, одиночний розряд |
| Apia International Sydney 2013, жінки, одиночний розряд | Apia International Sydney 2014, жінки, одиночний розряд | Apia International Sydney 2015, жінки, одиночний розряд |
| Apia International Sydney 2016, жінки, одиночний розряд | Apia International Sydney 2017, жінки, одиночний розряд | Apiaceae |
| Apiales | APIC | Apicius |
| Apicomplexa | Apidae | Apidium |
| Apieae | Apiformes | Apinae |
| Apioideae | Apion | Apion apricans |
| Apion seniculus | Apionidae | Apioninae |
| APIP | Apis | Apis cerana |
| Apis dorsata | Apis mellifera | Apis mellifera carnica |
| Apis mellifera carpatica | Apis mellifera caucasica | Apis mellifera ligustica |
| Apis mellifera mellifera | Apis mellifera remipes | Apis mellifera sossimai |
| Apis mellifica | Apistogramma | Apistogramma agassizii |
| Apistogramma borellii | Apistogramma cacatuoides | Apistogramma eremnopyge |
| Apistogramma hongsloi | Apistogramma macmasteri | Apistogramma panduro |
| Apistogramma trifasciata | Apistogrammoides | Apistogrammoides pucallpaensis |
| Apistoloricaria | Apistoloricaria condei | Apium |
| Apium graveolens | Apium nodiflorum | APK |
| APK (формат файлу) | APL | APL (мова програмування) |
| Apl.de.ap | Aplacophora | Aplesilus |
| Apletodon | Apletodon bacescui | Apletodon dentatus |
| Apleurus | APLF | APLN |
| APLNR | Aplocheiloidei | Aplodontia rufa |
| Aplodontiidae | Aplographe fulvalis | Aplonis |
| Aplopelia | Aplopelia larvata | APLP1 |
| APLP2 | APM | APM (значення) |
| APMAP | APML | APMV |
| APN | APNG | APNIC |
| APOA1 | APOA2 | APOA4 |
| APOA5 | APOB | APOBEC1 |
| APOBEC2 | APOBEC3A | APOBEC3A B |
| APOBEC3B | APOBEC3C | APOBEC3D |
| APOBEC3F | APOBEC3G | APOBEC3H |
| APOBEC4 | APOBR | APOC1 |
| APOC2 | APOC3 | APOC4 |
| Apocalypse | Apocalypse 91… The Enemy Strikes Black | Apocalyptica |
| Apocalyptica (album) | Apocalyptica (альбом) | Apocrita |
| Apocynaceae | Apocynum cannabinum | APOD |
| Apoda | Apodasyini | Apodemini |
| Apodemus | Apodemus agrarius | Apodemus alpicola |
| Apodemus argenteus | Apodemus avicennicus | Apodemus chevrieri |
| Apodemus draco | Apodemus epimelas | Apodemus flavicollis |
| Apodemus gurkha | Apodemus hyrcanicus | Apodemus latronum |
| Apodemus microps | Apodemus mystacinus | Apodemus peninsulae |
| Apodemus ponticus | Apodemus semotus | Apodemus speciosus |
| Apodemus sylvaticus | Apodemus uralensis | Apodemus witherbyi |
| Apodidae | Apodiformes | Apoditrysia |
| APOE | ApoER2 | APOF |
| APOH | Apoidea | Apokalypsis |
| APOL1 | APOL2 | APOL3 |
| APOL4 | APOL5 | APOL6 |
| APOLD1 | Apollinaris Mons | Apollinaris Patera |
| Apollo | Apollo (судно) | Apollo (автовиробник) |
| Apollo (значення) | Apollo (пісня) | Apollo 11 |
| Apollo 15 | Apollo 440 | Apollo Command/Service Module |
| Apollo-13 | Apollo-Werke | Apollo-Союз |
| Apollo: Atmospheres and Soundtracks | Apollonia | Apollonia fluviatilis |
| Apollonia melanostoma | Apollonias | Apollonias arnottii |
| Apollonias barbujana | Apollonias grandiflora | Apollonias madagascariensis |
| Apollonias microphylla | Apollonias oppositifolia | Apollonias sericea |
| Apollonias velutina | Apollonias zeylanica | Apologize (пісня) |
| APOM | Apomatoceros | Apomatoceros alleni |
| Apomys | Apomys camiguinensis | APOO |
| APOOL | APOPT1 | Apoptygma Berzerk |
| Aporia crataegi | Aporrhais | Apostasiodeae |
| Apostasioideae | Apostate | Apostolicam Actuositatem |
| Aposturisoma | Aposturisoma myriodon | APP |
| App Inventor | App Store | App Tethering |
| App.net | Apparat | AppArmor |
| APPBP2 | Appeal to Reason | Appendicularia |
| Apperson | Appetite for Destruction | APPL1 |
| APPL2 | Applause | Applause (значення) |
| Applause (компанія) | Apple | Apple A10 |
| Apple A10 Fusion | Apple A10X | Apple A11 Bionic |
| Apple A4 | Apple A5 | Apple A5X |
| Apple A6 | Apple A6X | Apple A7 |
| Apple A8 | Apple A8X | Apple A9 |
| Apple A9X | Apple Bandai Pippin | Apple Computer |
| Apple Computer, Inc | Apple Darwin | Apple Desktop Bus |
| Apple DOS | Apple File System | Apple I |
| Apple iCar | Apple ID | Apple II |
| Apple III | Apple Inc | Apple Inc. |
| Apple inc. | Apple IOS | Apple iOs |
| Apple iOS | Apple iPad | Apple iPhone |
| Apple iTunes | Apple iWork | Apple Keychain |
| Apple Keynote | Apple Lisa | Apple Lossless |
| Apple Lossless Audio Codec | Apple Lossless Encoder | Apple Mac OS X |
| Apple MacBookPro | Apple Macintosh | Apple Music |
| Apple Music Festival | Apple Newton | Apple of Sodom |
| Apple Pay | Apple Push Notification Service | Apple Safari |
| Apple Siri | Apple Store | Apple TV |
| Apple Watch | Apple Writer | Apple, Inc |
| Apple.com | AppleScript | AppleTalk |
| Application Binary Interface | Application Layer | Application Programming Interface |
| Application programming interface | Application security | Applied Materials |
| Applied Physics Letters | Apprentice Adept | AppStream |
| Apranga | Après nous le déluge | Apri Il Cuore |
| April Rain | April Skies | April Wine |
| Aprilia | Aprilia Racing | Aprilia Racing Team |
| Aprilia RS 125 | Aprilia RS 125 R | Aprilia RS Cube |