| Subject | English | Spanish |
| comp., MS | globally unique identifier | identificador único global (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 | identificador único global (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 | locally-unique identifier | identificador único local (A 64-bit value that is guaranteed to be unique on the operating system that generated it until the system is restarted) |
| comp., MS | Microsoft .NET Passport unique identifier | identificador único de Microsoft .NET Passport (A unique identifier used to represent a Passport account) |
| comp., MS | organizationally unique identifier | identificador único de organización (An unique identifier assigned to organizations and managed by the IEEE) |
| UN, biol., sec.sys. | persistent global unique identifiers | identificadores exclusivos mundiales persistentes |
| comp., MS | unique identifier | identificador único (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) |
| IT, dat.proc. | unique identifier | identificador exclusivo |
| comp., MS | unique identifier | identificador único (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 | Unique Program Identifier | identificador único de programa (A 21-character identifier used to identify computers enabled by FlexGo technology product models and locales for a specific solution provider) |
| chem. | Universal Unique Identifier | Identificador Universal Único |
| comp., MS | universally unique identifier | identificador único universal (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) |