HTML lists allow web developers to group a set of related items in lists.

• An Unordered list starts with the <ol> tag. Each list item starts with the <li> tag.
• An ordered list starts with the <ol> tag. Each list item starts with the <li> tag.
• A description list is a list of terms, with a description of each term. The <dl> tag defines the description list, the <dt> tag defines the term (name), and the <dd> tag describes each term:

<!-- UnOrdered List-->
<ul>
  <li>Coffee</li>
  <li>Tea</li>
  <li>Milk</li>
</ul>
<!-- Ordered List-->
<ol>
  <li>Coffee</li>
  <li>Tea</li>
  <li>Milk</li>
</ol>
<!-- Description List-->
<dl>
  <dt>Coffee</dt>
  <dd>- black hot drink</dd>
  <dt>Milk</dt>
  <dd>- white cold drink</dd>
</dl>