HTML <dfn> (Definition) Tag

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<p><dfn>HTML</dfn> is Hypertext Markup Language, a standardized system for tagging text files to achieve font, colour, graphic, and hyperlink effects on World Wide Web pages.</p>


The <dfn> element contains the defining instance of a term.

It usually is rendered as italic text.

Version: HTML 2, 3.2, 4, 4.01, 5

Standard Syntax


Browser Support


Global Attributes

The <dfn> element also supports the Global Attributes in HTML.

Event Attributes

The <dfn> element also supports the Event Attributes in HTML.

By Default CSS Value(s)

Most of the browsers will display the <dfn> element with the following by default value(s)

dfn {
	font-style: italic;
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