As an expert in web development and standards, I'll be happy to provide a detailed explanation of the `<strong>` tag in HTML.

The `<strong>` tag is an important element in HTML that denotes text which is of strong importance or urgency. When text is wrapped within the `<strong>` tags, it is typically displayed in a bold font to distinguish it from the surrounding text. This tag is part of the phrase elements in HTML, which are used to define the structure of a sentence or phrase.

### Definition and Usage

The `<strong>` tag is a phrase tag, which means it is used to indicate the importance of a part of the text within a sentence. It is often used to highlight key points, warnings, or any text that requires emphasis. The tag is designed to convey that the text within it is of greater importance than the surrounding text.

Here are some key points about the `<strong>` tag:


1. Semantic Importance: The `<strong>` tag is not just about visual styling (bold text). It also carries semantic meaning, indicating that the text is of high importance. This is beneficial for screen readers and other assistive technologies, which may convey the urgency or importance of the text to users with disabilities.


2. Visual Styling: By default, most browsers will render the text within `<strong>` tags in bold. However, the actual styling can be controlled with CSS, allowing for more nuanced and consistent styling across a website.


3. Accessibility: The `<strong>` tag is beneficial for accessibility. Screen readers and other assistive technologies often give special attention to content marked with this tag, announcing it with a higher priority.


4. Search Engine Optimization (SEO): While using `<strong>` for important keywords can help with SEO by indicating the relevance of that text, overuse or misuse can lead to penalties from search engines.


5. Comparison with `<b>` Tag: The `<b>` tag is used purely for visual styling (making text bold without any additional semantic meaning), whereas `<strong>` has semantic significance. It's important to use the appropriate tag based on whether you want to convey importance or just style the text.


6. Nesting: You can nest `<strong>` tags if you want to indicate varying levels of importance within the text, but this should be done with caution to ensure clarity and readability.

7.
Deprecated Concerns: The `<strong>` tag is not deprecated, contrary to some outdated beliefs. However, the way we use it has evolved. While it can be used for styling purposes, its primary role is to convey semantic importance.

8.
CSS and Rich Text Editors: With the advent of CSS, it's possible to achieve richer effects and control the presentation of text without relying solely on HTML tags. Rich text editors often use `<strong>` to apply bold styling, but the underlying semantic meaning remains intact.

In summary, the `<strong>` tag is a versatile tool in the HTML developer's arsenal. It's crucial to use it judiciously to ensure that the content's importance is accurately conveyed to both users and search engines.

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Definition and Usage. The <strong> tag is a phrase tag. It defines important text. Tip: This tag is not deprecated, but it is possible to achieve richer effect with CSS.read more >>