The DL element defines a definition list, and the DT and DD elements are used to define term and description.
<dl>
<dt>definition term</dt>
<dd>definition description</dd>
</dl>
<dt> - </dt> : Defines a term.
<dd> - </dd> : Defines a description.
The </dt> and </dd> end tags are optional.
<dl>
<dt>definition term
<dd>definition description
</dl>
<dl> <dt>HTML</dt> <dd>Hypertext Markup Language</dd> <dt>CGI</dt> <dd>Common Gateway Interface</dd> </dl>