HTML Abbreviation - how to use <abbr> tag

The abbr tag - abbreviation element - defines an abbreviation and optionally provides a description of the abbreviation. When the user places the mouse over the abbreviation, the description as defined in the title attribute appears in the browser. The <abbr> tag can provide useful information that can be used by the search engines. Here is a example of the how abbr tag can be used.

Attributes

The <abbr> tag supports the global and event attributes. The most important attribute is the title attribute that can be used to define the description for the abbreviation.

Examples:

The abbreviation tag can be used in the following way.

<abbr title="Hyper Text Markup Language" >HTML</abbr> is the building block for websites.