diff --git a/reference/gmp/functions/gmp-add.xml b/reference/gmp/functions/gmp-add.xml
index ae39afa4eb..7992c0ee0e 100644
--- a/reference/gmp/functions/gmp-add.xml
+++ b/reference/gmp/functions/gmp-add.xml
@@ -26,7 +26,7 @@
      <term><parameter>a</parameter></term>
      <listitem>
       <para>
-       A number that will be added.
+       The first summand (augent).
       </para>
       &gmp.parameter; 
      </listitem>
@@ -35,7 +35,7 @@
      <term><parameter>b</parameter></term>
      <listitem>
       <para>
-       A number that will be added.
+       The second summand (addend).
       </para>
       &gmp.parameter; 
      </listitem>