HTML <dfn> Tag

We’ll discuss Tag dfn with examples. In this post, I hope it fulfills the educational requirements.

A term can be marked up with <dfn>:

Example: 

<!DOCTYPE html> <html> <body> <p><dfn>Python </dfn>can be used to create a wide variety of different types of things, including websites.</p> </body> </html>

A term within the <dfn> tag may consist of the following:

1. As with the content of the <dfn> element:

Example

<!DOCTYPE html> <html> <body> <p><dfn>Python</dfn> can be used to create a wide variety of different types of things, including websites.</p> </body> </html>

2. The title attribute can also be added:

Example

<!DOCTYPE html> <html> <body> <p><dfn title="Programming Language">Python</dfn> can be used to create a huge variety of different types of things, including websites.</p> </body> </html>

3. With an <abbr> tag within the <dfn> element:

Example

<!DOCTYPE html> <html> <body> <p><dfn><abbr title="Programming Language">Python</abbr></dfn> can be used to create a vast variety of different types of things, including websites.</p> </body> </html>

Example

<!DOCTYPE html> <html> <body> <p><dfn id="python-def">Python </dfn> can be used to create a huge variety of different types of things, including websites.</p> <p>This is a paragraph tag used</p> <p>This is a paragraph tag used.</p> <p>Learn <a href="#python-def">Python</a> now.</p> </body> </html>

Here is an example of the <dfn> tag with CSS applied to it:

Example: 

<!DOCTYPE html> <html> <head> <title>Definition Example</title> <style> /* Style for the definition term */ dfn { font-style: italic; position: relative; cursor: pointer; } /* Style for the tooltip */ dfn span{ display: none; position: absolute; background-color: #f9f9f9; color: black; text-align: center; padding: 5px; border-radius: 6px; } dfn:hover span{ display: inline; } </style> </head> <body> <p>The <dfn><span>A network of computers that are connected to each other and can communicate with each other using a standardized set of protocols, such as TCP/IP.</span>Internet</dfn> is a global network of interconnected computers.</p> </body> </html>
Table Of Content-

Uses and Definition

Tag dfn OR <dfn> tag indicates “definition element,” It represents a term that will explain the content.

Whenever a term is defined or explained, <dfn> closest parent should also include the definition.

Browser Compatibility

Element
<dfn>YesYesYesYesYes

Global Attributes

In HTML, the <dfn> tag accepts Global Attributes.

Event Attributes

In HTML, the Tag dfn <dfn> also accepts Event Attributes.

CSS Default Settings

Tag Dfn <dfn> will be displayed by the majority of browsers with these default values:

dfn {
font-style: italic;
}

HTML <dfn> Tag Advantages

The HTML <dfn> tag is used to define a term within a document. Here are some advantages of using the <dfn> tag:

  • By using the <dfn> tag, you can clearly define a term within the document, making it easier for readers to understand the meaning of the term within the context of the document.
  • When used properly, the <dfn> tag can help enhance the accessibility of your web page by providing a clear and structured hierarchy of information. Screen readers and other assistive technologies can use this information to provide a better user experience for users with disabilities.
  • Proper use of the <dfn> tag can help improve the SEO of your web page by providing search engines with a clear understanding of the content on your page. This can help your page rank higher in search results for relevant keywords.
  • The <dfn> tag can be styled and customized using CSS, allowing you to create visually appealing and engaging content on your web page. You can use different styles, fonts, and colors to make your definitions stand out and draw the user’s attention.
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