<!DOCTYPE html>
<html>
<head>
<title>Example of HTML dfn tag</title>
</head>
<body>
<p>The <dfn title="Hyper Text Markup Language">HTML</dfn> is the publishing language of the World Wide Web.</p>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>Example of HTML dfn tag</title>
</head>
<body>
<p>The <dfn title="Hyper Text Markup Language">HTML</dfn> is the publishing language of the World Wide Web.</p>
</body>
</html>