Add links to interruption definitions

Author: gabrielsanbrito

index.bs

@@ -11993,10 +11993,11 @@ to halt audio playback for an {{AudioContext}}. For example, The user agent may
 create an interruption when another application requests exclusive access to the
 audio output hardware.
 
-When an [=interruption=] happens, the user agent must <a>Queue a control message</a>
+When an [=interruption=] happens, the user agent must <a>queue a control message</a>
 to interrupt the {{AudioContext}}.
 
-Running a <a>control message</a> to interrupt an {{AudioContext}} |context|
+Running a <a>control message</a> to <dfn attribute for="AudioContext"
+lt="interruption-start">interrupt an {{AudioContext}}</dfn> |context|
 means running these steps on the <a>rendering thread</a>:
 
 1. If the |context|'s {{[[rendering thread state]]}} is <code>closed</code>
@@ -12033,8 +12034,11 @@ Note: If the {{AudioContext}} is <code>suspended</code> a
 over-sharing user activity - e.g. when a phone call comes in or when the screen
 gets locked.
 
-When an [=interruption=] ends, the user agent must <a>Queue a control message</a>
-to end the {{AudioContext}} interruption.
+When an [=interruption=] ends, the user agent must <a>queue a control message</a>
+to <dfn attribute for="AudioContext" lt="interruption-end">end the
+{{AudioContext}} interruption</dfn>.
+
+<dfn lt="linear PCM">Linear pulse code modulation</dfn>
 
 Running a <a>control message</a> to end an {{AudioContext}} |context|
 [=interruption=] means running these steps on the <a>rendering thread</a>: