Version: 3.2, 4.0
Compability: Explorer 4, 5 Netscape 6
The <dfn> tag applies an oblique font style to the enclosed word or phrase. It is common practice in engineering, scientific, and technical articles to specially mark the first occurrence of a term.
The closing tag is mandatory.
<dfn>HTML</dfn> is the acronym for the Hyper Text Markup Language.
HTML is the acronym for the Hyper Text Markup Language.