Web and technology
URI
Abbreviation for Uniform Resource Identifier
In short and in plain language
A URI is a uniform name for a resource, such as a web address.
It is the wider term. The usual address you see in the browser is one kind of it.
Technical texts and rules use the word when they describe where content can be found.
Definition
A URI is a uniform identifier for a resource, such as a web address. It is the umbrella term that also covers the familiar URL. Technical texts and rule sets use the term when they describe addresses of content.