update figure role

index.html

@@ -3453,7 +3453,8 @@ <h2>Definition of Roles</h2>
 			<rdef>figure</rdef>
 			<div class="role-description">
 				<p>A perceivable <rref>section</rref> of content that typically contains a <a>graphical document</a>, images, code snippets, or example text. The parts of a <code>figure</code> MAY be user-navigable.</p>
-				<p>Authors SHOULD provide a reference to the <code>figure</code> from the main text, but the <code>figure</code> need not be displayed at the same location as the referencing element. Authors MAY reference text serving as a caption using <pref>aria-describedby</pref>. Authors MAY provide a label using <pref>aria-label</pref> or MAY reference text serving as a label using <pref>aria-labelledby</pref>.</p>
+				<p>Authors SHOULD provide a reference to the <code>figure</code> from the main text, but the <code>figure</code> need not be displayed at the same location as the referencing element. Authors MAY provide a <code>figure</code> a <rref>caption</rref> to serve as the name, description, or both to the element. Please refer to the <rref>caption</rref> role for more information on how to associate these roles.</p>
+				<p>If a <code>figure</code> does not contain a <code>caption</code>, authors MAY provide a <code>figure</code> an accessible name using <pref>aria-label</pref> or MAY reference other text serving as a label using <pref>aria-labelledby</pref>.</p>
 				<p><a>Assistive technologies</a> SHOULD enable users to quickly navigate to figures. <a>User agents</a> MAY enable users to quickly navigate to figures.</p>
 			</div>
 			<table class="role-features">