diff --git a/en_US.ISO8859-1/share/sgml/glossary/freebsd-glossary.sgml b/en_US.ISO8859-1/share/sgml/glossary/freebsd-glossary.sgml
index 9444d9bc1e..895c27721e 100644
--- a/en_US.ISO8859-1/share/sgml/glossary/freebsd-glossary.sgml
+++ b/en_US.ISO8859-1/share/sgml/glossary/freebsd-glossary.sgml
@@ -93,7 +93,10 @@
       <glossterm><acronym>ACPI</acronym> Machine Language</glossterm>
       <acronym>AML</acronym>
       <glossdef>
-        <para></para>
+        <para>Pseudocode, interpreted by a virtual machine within an
+	  <acronym>ACPI</acronym>-compliant operating system, providing a
+	  layer between the underlying hardware and the documented
+	  interface presented to the <acronym>OS</acronym>.</para>
       </glossdef>
     </glossentry>
 
@@ -101,7 +104,7 @@
       <glossterm><acronym>ACPI</acronym> Source Language</glossterm>
       <acronym>ASL</acronym>
       <glossdef>
-        <para></para>
+        <para>The programming language <acronym>AML</acronym> is written in.</para>
       </glossdef>
     </glossentry>
 
@@ -117,7 +120,14 @@
       <glossterm>Advanced Configuration and Power Interface</glossterm>
       <acronym>ACPI</acronym>
       <glossdef>
-        <para></para>
+        <para>A specification which provides an abstraction of the
+	  interface the hardware presents to the operating system, so
+	  that the operating system should need to know nothing about
+	  the underlying hardware to make the most of it.  <acronym>ACPI</acronym>
+	  evolves and supercedes the functionality provided previously by
+	  <acronym>APM</acronym>, <acronym>PNPBIOS</acronym> and other technologies, and
+	  provides facilities for controlling power consumption, machine
+	  suspension, device enabling and disabling, etc.</para>
       </glossdef>
     </glossentry>
 
@@ -694,7 +704,8 @@
       <glossterm>Intel&rsquo;s <acronym>ASL</acronym> compiler</glossterm>
       <acronym>IASL</acronym>
       <glossdef>
-        <para></para>
+        <para>Intel&rsquo;s compiler for converting <acronym>ASL</acronym> into
+	  <acronym>AML</acronym>.</para>
       </glossdef>
     </glossentry>
 
@@ -975,7 +986,8 @@
       <glossterm>Message Of The Day</glossterm>
       <acronym>MOTD</acronym>
       <glossdef>
-        <para></para>
+        <para>A message, usually shown on login, often used to
+	  distribute information to users of the system.</para>
       </glossdef>
     </glossentry>
 
@@ -1233,7 +1245,9 @@
       <glossterm>Physical Address Extensions</glossterm>
       <acronym>PAE</acronym>
       <glossdef>
-        <para></para>
+        <para>A method of enabling access to up to 64 GB of <acronym>RAM</acronym> on
+	  systems which only physically have a 32-bit wide address space
+	  (and would therefore be limited to 4 GB without PAE).</para>
       </glossdef>
     </glossentry>
 
@@ -1332,7 +1346,8 @@
       <glossterm>Process ID</glossterm>
       <acronym>PID</acronym>
       <glossdef>
-        <para></para>
+        <para>A number, unique to a particular process on a system,
+	  which identifies it and allows actions to be taken against it.</para>
       </glossdef>
     </glossentry>