</span> are verified against the associated <span class= 
"term">DTD</span>, ensuring that the structure, use of <span
class="term">elements</span>, and use of <span class="term">
attributes</span> are consistent with the definitions in the
<span class="term">DTD</span>.</dd>

<dt><a name="wellformed" id="wellformed">Well-formed</a></dt>

<dd>A <span class="term">document</span> is well-formed when it
is structured according to the rules defined in <a href= 
"http://www.w3.org/TR/REC-xml#sec-well-formed">Se