| Subject | English | Arabic |
| comp., MS | globally unique identifier | معرّف فريد عمومي (A 16-byte value generated from the unique identifier on a device, the current date and time, and a sequence number. It is used to identify a particular device, component, user, or session) |
| comp., MS | globally-unique identifier | المعرف الفريد العمومي (A 16-byte value generated from the unique identifier on a device, the current date and time, and a sequence number. It is used to identify a particular device, component, user, or session) |
| comp., MS | Microsoft .NET Passport unique identifier | المُعرف الفريد لـ Microsoft .NET Passport (A unique identifier used to represent a Passport account) |
| math. | unique factor | عامل فريد |
| stat. | unique factor | عامل موحد |
| light. | unique hue | مظهر وحدوي؛ مظهر فريد |
| comp., MS | unique ID | معرف فريد (A number used as a unique identifier for each Windows Live ID holder. This number is disclosed to residents of the European Union to comply with EU privacy regulations) |
| comp., MS | unique identifier | معرّف فريد (A 16-byte value generated from the unique identifier on a device, the current date and time, and a sequence number. It is used to identify a particular device, component, user, or session) |
| stat. | unique identifier | المعرّف الوحيد |
| comp., MS | unique index | فهرس فريد (An index in which no two rows are permitted to have the same index value, thus prohibiting duplicate index or key values) |
| comp., MS | unique permission | إذن فريد (A permission setting for using a list, library, or site that is different from the permission settings of its parent site) |
| comp., MS | Unique Program Identifier | المعرف الفريد للبرنامج (A 21-character identifier used to identify computers enabled by FlexGo technology product models and locales for a specific solution provider) |
| genet. | unique sequence | تتابع فريد |
| electr.eng. | unique type reference for accessories | مرجع فريد للقطع التكميلية |
| electr.eng. | unique type reference for accessories | مرجع وحيد للملحقات |
| fishery | unique vessel identifier | الرقم الوحيد لتحديد هوية السفن |
| fishery | unique vessel identifier | عامل تعريف وحيد لهوية السفن |
| sat.comm. | unique word in TDMA | كلمة فريدة في أسلوب تبادل البيانات |
| comp., MS | universally unique identifier | معرّف فريد عمومي (A 16-byte value generated from the unique identifier on a device, the current date and time, and a sequence number. It is used to identify a particular device, component, user, or session) |