A unique device identifier (sometimes called a universally unique ID or UUID) is a string of characters that is incorporated into a device by its manufacturer and can be used to uniquely identify that device (for example an IMEI-number of a mobile phone).
Ang natatanging pantukoy ng device (paminsan-minsang tinatawag na universally unique ID o UUID) ay isang string ng mga character na inilagay sa isang device ng manufacturer nito at magagamit upang matukoy mismo ang device na iyon (halimbawa, isang IMEI-number ng mobile phone).