URLA unique identifier such as an IP address or web address that can be used by a user to retrieve the intended resource. Learn more → is an abbreviation for Uniform Resource Locator. URIsA unique identifier such as an IP address or web address that can be used by a user to retrieve the intended resource. Learn more → are a unique ‘location’ such as a web address that can be used by a user to retrieve the intended resource.
Formerly, they were called Universal Resource Locators.
Every URLA unique identifier such as an IP address or web address that can be used by a user to retrieve the intended resource. Learn more → is a URI, but not necessarilly the other way around.