A character set standard that attempts to encompass characters from all the world's major scripts.

URI (uniform resource identifier)

The W3C's codification of the name and address syntax of present and future objects on the Internet. In its basic form, a URI consists of a scheme name (such as http, ftp, mailto, etc.) followed by a colon, and then the path as defined by the scheme that precedes it. URI is an umbrella term encompassing URLs and all other uniform resource identifiers.

URL (uniform resource locator)

The name and address of an existing object accessible over the Internet.


The UCS Transformation Format for 8-bit platforms. UTF-8 is a transformation encoding that converts Unicode character encodings so they can be used on 8-bit-based systems.