UID may refer to:

Identifying numbers

Unique identifier A unique identifier (UID) is an identifier that is guaranteed to be unique among all identifiers used for those objects and for a specific purpose. The concept was formalized early in the development of computer science and information systems ...

and instances or systems thereof

In computing

* Unique identifier for a specific user of a computer system * ''Unique ID'' for the

Mifare MIFARE is the NXP Semiconductors-owned trademark of a series of integrated circuit (IC) chips used in contactless smart cards and proximity cards. The brand name covers proprietary solutions based upon various levels of the ISO/IEC 14443 Type ...

series of chips (integrated circuits) used in contactless smart cards and proximity cards. * ''Unique ID'' of a message in a folder on an

IMAP In computing, the Internet Message Access Protocol (IMAP) is an Internet standard protocol used by email clients to retrieve email messages from a mail server over a TCP/IP connection. IMAP is defined by . IMAP was designed with the goal of per ...

server *

User identifier (Unix) Unix-like operating systems identify a user by a value called a user identifier, often abbreviated to user ID or UID. The UID, along with the group identifier (GID) and other access control criteria, is used to determine which system resources a u ...

, a code identifying each user on a Unix and Unix-like systems * Globally unique identifier (GUID) *

Universally unique identifier A universally unique identifier (UUID) is a 128-bit label used for information in computer systems. The term globally unique identifier (GUID) is also used. When generated according to the standard methods, UUIDs are, for practical purposes, u ...

(UUID)

In other areas

* PubMed 'Unique Identifier' parameter (PMID) designating specific scientific publication abstracts ( PubMed § PubMed identifier) * 'Unique Item Identifier', a specific value in the IUID (

Item Unique Identification Unique Identification Marking, UID marking, Item Unique Identification or IUID, is a part of the compliance process mandated by the United States Department of Defense. It is a permanent marking method used to give equipment a unique ID. Marking is ...

) system used by the United States Department of Defense for the identification of accountable equipment according to DoD Instruction 5000.64 *

Aadhaar Aadhaar ( hi, आधार, ādhār, lit=base, foundation, bn, আধার) is a 12-digit unique identity number that can be obtained voluntarily by the citizens of India and resident foreign nationals who have spent over 182 days in twelve ...

number, originally the Unique Identification Number, an initiative of the Unique Identification Authority of India (UIDAI) of the Indian government to create a unique ID for every Indian resident * uID Center, a nonprofit organization in Tokyo, Japan, responsible for the

Ucode system Ucode may refer to: * μcode or microcode * Unicode Unicode, formally The Unicode Standard,The formal version reference is is an information technology standard for the consistent encoding, representation, and handling of text expressed in ...

for uniquely identifying real-world objects electronically * German for: "UID = Umsatzsteuer Identifikation" (English:

VAT identification number A value-added tax identification number or VAT identification number (VATIN) is an identifier used in many countries, including the countries of the European Union, for value-added tax purposes. In the EU, a VAT identification number can be veri ...

, VAT = value-added tax)

Organizations

* Ulster Institute for the Deaf *

Umeå Institute of Design The Umeå Institute of Design, UID, is an institute within Umeå University. UID opened in 1989 and is designed and equipped solely for the teaching of industrial design, transportation design, and interaction design. The Umeå Institute of Design ...

* Unitedworld Institute of Design, college in India

Other uses

Unidentified decedent Unidentified decedent or unidentified person (also abbreviated as UID or UP) is a term in American English used to describe a corpse of a person whose identity cannot be established by police and medical examiners. In many cases, it is several ...

, a deceased person whose body has not yet been identified * Unintelligent Design, a satirical reaction to the Intelligent Design movement * Unit Identification, an LED used as a means of locating a specific computer server in a server room * Universal Instructional Design, an educational method that tries to deliver teaching to meet the needs of wide variety of learners *

User interface design User interface (UI) design or user interface engineering is the design of user interfaces for machines and software, such as computers, home appliances, mobile devices, and other electronic devices, with the focus on maximizing usability and the ...

, device design with the focus on the user's experience and interaction

Identifying numbers

In computing

In other areas

Organizations

Other uses

See also