Web 2.0 Definitions

User-generated Content: refers to various types of media content which are produced by end-users, those who use the product, and are publicly available. Its applications range from news to gossip and its content includes all digital media technologies, such as videos, blogs and wikis.

Long Tail: is a retailing concept in which a wide range of unique items are sold in relatively small quantities, usually in addition to selling a few different popular items in large quantities.

Network as Platform: is the concept of turning what used to be desktop services on the local computer into services run on the Internet. The network allows for the development of a universal Web operating system which is unique because it is independent of the traditional individual computer operating system.

Folksonomy: is a system of classification derived from the practice of collaboratively creating and managing "tags" to annotate and categorize content. This practice is also known as social or collaborative tagging.

Syndication: makes website material available to a number of other sites. Most often, web syndication makes web feeds available from one site in order to provide others with a summary of that website's recently added content.

Mass Collaboration: results from large groups working independently of each other on a single project. The collaborative process is mediated by the content being created, not by direct social interaction.

Computer Supported Collaboration: is technology that affects groups, organizations, communities and societies, such as voice mail and text messaging.

Hosted Services: allow individuals and organizations to create and publish their own websites to the world wide web.

Web Applications: are applications which are accessed online through a web browser rather than applications which run on the operating system. The term may also refer to a computer software application that is hosted in a browser-controlled environment.

Social-Software: are software systems which allow users to interact and share data, such as social sites like Facebook, media sites like Youtube, along with commercial sites like Ebay.

Video-Sharing Sites: are websites which allow users to upload and share digital video content with other users, such as YouTube.

Wikis: are websites which allow users to collaboratively edit and produce online content via a web browser, such as wikipedia.

Blogs: are websites, usually maintained by an individual who regularly posts commentary, descriptions of events or other material such as graphics or videos to be viewed by other users.

Mashups: are web pages or applications that combine preexisting content from two or more external sources to create a new service.