Source: MarketingTerms.com

Above the Fold - the section of a Web page that is visible without scrolling.

Ad Space - the space on a Web page available for advertisements.

ALT Text - HTML attribute that provides alternative text when non-textual elements, typically images, cannot be displayed.

Animated GIF - a graphic in the GIF89a file format that creates the effect of animation by rotating through a series of static images.

Bookmark - a link stored in a Web browser for future reference.

Cascading Style Sheets (CSS) - a data format used to separate style from structure on Web pages.

Favicon - a small icon that is used by some browsers to identify a bookmarked Web site.

Flash - multimedia technology developed by Macromedia to allow much interactivity to fit in a relatively small file size.

Frames - a structure that allows for the dividing of a Web page into two or more independent parts.

Home page - the main page of a Web site.

JavaScript - a scripting language developed by Netscape and used to create interactive Web sites.

Linkrot - when Web pages previously accessible at a particular URL are no longer reachable at that URL due to movement or deletion of the pages.

Navigation - that which facilitates movement from one Web page to another Web page.

Shopping Cart - software used to make a site's product catalogue available for online ordering, whereby visitors may select, view, add/delete, and purchase merchandise.

Site Search - search functionality specific to one site.

Splash Page - a branding page before the home page of a Web site.

Web Browser - a software application that allows for the browsing of the World Wide Web.

Web Design - the selection and coordination of available components to create the layout and structure of a Web page.

Web Site Usability - The ease with which visitors are able to use a Web site.