Glossary of Web 2.0 terms – Web 2.0 Knowledge Technologies and the Enterprise

Glossary of Web 2.0 terms

Please see for further explanations of these terms.

Blog a type of website usually maintained by an individual person and displayed in reverse chronological order (from newest to oldest). It can contain postings on a theme, event or topic and contain video and image material as well as text.

Mashups a mashup is a single web page which contains sub-sets of other web pages that can be conveniently placed together because it suits a particular purpose.

Metadata data about data, that is it describes the form and structure of underlying data and information content.

Microblog a form of blogging which allows small amounts of content to be loaded to a blogging website, usually at higher frequencies than a standard blog.

Ontology a formal representation of a set of concepts which describe an area of activity or life.

Permalink a URL that points to a specific blog entry.

RSS Really Simple Syndication: a format for the publication of web feeds about specific topics which can be picked by an RSS reader and conveyed to the user as an indicator of a new event regarding that topic (a new news article or stock price change, for example).

Semantic web a vision for enabling web content to be understood by software by developing a system of linked metadata which mirror underlying conceptualisations of human life and areas of activity. This metadata can be used to tag or interpret web content.

Social networking service a web service which allows people to build communities based upon special interests or personal inclinations and share information with others with whom they form those communities.

Social tagging the activity of creating, applying and sharing descriptive metadata (tags or labels) in order to annotate and classify content in web pages and documents. These tags can be created and shared via social tagging websites or using the functions of wikis, blogs or other website management systems.

Tag a keyword or label assigned to a piece of information such as a document or web page.

URL the Uniform Resource Locator is an address pointing to a particular resource (web page or file) somewhere on a network.

Web 2.0 the second generation of Internet applications which make possible greater participation, interactivity and user control.

Wiki a type of website, managed by wiki software, which allows the immediate creation, editing and linking of web pages. Wikis are usually used for the collaborative creation of information by multiple editors and contain many functions to improve information management such as linking, tagging and author management.