| Subject | English | Turkish |
| comp., MS | Exchange Fast Access | Exchange Hızlı Erişim (A feature that enables Exchange users to see new email messages and up-to-date calendar items as soon as they open Outlook, without waiting for it to finish synchronizing) |
| comp., MS | fail fast exception | hızlı çıkış özel durumu (An exception that cannot be caught by any exception handler and that immediately causes the application to terminate and launch error reporting) |
| energ.syst. | fast breeder reactor | hızlı üretken reaktör (Natalya Rovina) |
| comp., MS | fast card | hızlı kart (An NFC-enabled card (like a credit card) that users can use for payments or other transactions even when the phone is locked) |
| comp., MS | fast first logon | hızlı ilk oturum açma (A folder redirection functionality that frees users from waiting while files are copied to the server the first time they log on after a Folder Redirection policy has been applied that redirects the path of a user folder to a network location. It also optimizes network usage on WAN links by synchronizing files as a background task) |
| comp., MS | fast forward | ileri sarmak (To advance audio or video playback at a speed that is faster than normal) |
| math. | fast Fourier transform | hızlı Fourier dönüştürümü |
| math. | fast Fourier transform | FFT veya HFD |
| comp., MS | fast page mode DRAM | hızlı disk belleği modunda DRAM (An older form of DRAM, used in personal computers before EDO RAM was introduced, with typical clock timings of 6-3-3-3) |
| comp., MS | fast page-mode RAM | hızlı disk belleği modunda RAM (A specially designed dynamic RAM that supports access to sequential memory locations with a reduced cycle time) |
| environ. | fast reactor Nuclear reactor which produces more fissile material than it consumes, using fast-moving neutrons and making plutonium-239 from uranium-238, thereby increasing the reactor's efficiency | hızlı reaktör |
| comp., MS | fast startup | hızlı başlatma (A method of starting the computer that speeds boot time by ending the user session and hibernating the computer, rather than shutting down all running services) |
| environ. | fast traffic No definition needed | hızlı trafik akışı |
| comp., MS | Fast User Switching | Hızlı Kullanıcı Değiştirme (A feature in Windows that allows you to switch to a different computer user account without closing programs and files first) |
| energ.syst. | gas-cooled fast reactor | gaz soğutmalı hızlı reaktör (Natalya Rovina) |
| energ.syst. | lead-cooled fast reactor | kurşun soğutmalı hızlı reaktör (Natalya Rovina) |
| energ.syst. | sodium-cooled fast reactor | sodyum soğutmalı hızlı reaktör (Natalya Rovina) |
