An abbreviation is marked up as follows:
Note: The <abbr> tag is not supported in IE 6 or earlier versions.
1. Definition and Usage
The <abbr> tag describes an abbreviated phrase.
By marking up abbreviations you can give useful information to browsers, spell checkers, translation systems and search-engine indexers.
2. Tips and Notes
Tip: The title attribute is used in the <abbr> tag, to show the full version of the abbreviation when you mouse over it.
3. Differences Between HTML 4.01 and HTML5
4. Standard Attributes
The <abbr> tag supports the Standard Attributes in HTML.
5. Event Attributes
The <abbr> tag also supports the Standard Event Attributes in HTML.