HTML lists are used to group related items in an ordered or unordered manner.
Used when the order of items matters.
<ol>
<li>HTML</li>
<li>CSS</li>
<li>JavaScript</li>
</ol>

Used when the order does not matter.
<ul>
<li>Python</li>
<li>Java</li>
<li>C</li>
</ul>

Used to show terms and their descriptions.
<dl>
<dt>HTML</dt>
<dd>Markup language for web pages</dd>
</dl>
A list inside another list.
<ul>
<li>Frontend
<ul>
<li>HTML</li>
<li>CSS</li>
</ul>
</li>
</ul>

| Tag | Use |
|---|---|
| <ol> | Ordered list |
| <ul> | Unordered list |
| <li> | List item |
| <dl> | Description list |
| <dt> | Term |
| <dd> | Description |