* A set of codes inserted into a file or document that is intended to display through a Web browser. HTML tells the browser how to display a document’s words and images as a Web page. Each markup symbol is referred to as an element or a tag. [1]
* A language that uses tags to structure text into headings, paragraphs, lists and links. It tells a Web browser how to display text and images. [2] [3]
* The underlying program structure of text on the World Wide Web. [4]
* Developed by CERN of Geneva, Switzerland. The document standard of choice of Internet. (HTML+ adds support for multi-media.) Use in internet application. [5]
* The tag-based ASCII language used to create pages on the Web. [6]
* The standard code used to tell a browser how a web page should be displayed.

[1] Vinson & Elkins LLP Practice Support, EDD Glossary.
[2] Fios, E-Discovery Glossary, http://discoveryresources.org/01_electronic_discovery_glossary.html
[3] RSI, Glossary.
[4] Legal Electronic Document Institute, Basic Principles of Automated Litigation Support (2005).
[5] American Document Management, Glossary of Terms, http://www.amdoc.com/glossary.shtml
[6] Kroll Ontrack, Glossary of Terms, http://www.krollontrack.com/glossaryterms

Attributions
- EDRM (http://edrm.net)