diff --git a/doc/salome/gui/SMESH/input/cutting_quadrangles.doc b/doc/salome/gui/SMESH/input/cutting_quadrangles.doc
index cbc412855..2865835a5 100644
--- a/doc/salome/gui/SMESH/input/cutting_quadrangles.doc
+++ b/doc/salome/gui/SMESH/input/cutting_quadrangles.doc
@@ -8,7 +8,7 @@ corners.
 
 <em>To cut quadrangles:</em>
 <ol>
-<li>Display a mesh or a submesh in the 3D viewer.</li>
+<li>Display a mesh or a sub-mesh in the 3D viewer.</li>
 <li>In the \b Modification menu select the <b>Cutting of quadrangles</b> item or
 click <em>"Cutting of quadrangles"</em> button in the toolbar.
 
@@ -29,7 +29,7 @@ selected element or elements from the list click \b Remove button. <b>Sort
 list</b> button allows to sort the list of IDs. \b Filter button allows to
 apply a definite filter to the selection of quadrangles.</li>
 <li><b>Apply to all</b> radio button allows to modify the orientation of all
-quadrangles of the currently displayed mesh or submesh.</li>
+quadrangles of the currently displayed mesh or sub-mesh.</li>
 <li>\b Preview - provides a preview of cutting in the viewer.</li>
 </ul>
 
@@ -39,12 +39,11 @@ quadrangles of the currently displayed mesh or submesh.</li>
 <li><b>Use diagonal 1-3</b> and <b>Use diagonal 2-4</b> allows to
 specify the opposite corners which will be connected by the cutting
 edge.</li>
-<li><b>Use numeric factor</b> - allows to apply the operation only to
-those objects which meet the chosen criterion (from the list of
-Quality Controls, i.e. Skew, Warping, Minimum Angle, etc.)</li>
+<li><b>Use numeric factor</b> - allows to chose a quality criterion
+  optimization of which will be used to select the cutting edge.</li>
 </ul>
 </li>
-<li><b>Select from</b> - allows to choose a submesh or an existing
+<li><b>Select from</b> - allows to choose a sub-mesh or an existing
 group whose quadrangle elements will be automatically added to the
 list.</li>
 </ul>
@@ -60,4 +59,4 @@ list.</li>
 <br><b>See Also</b> a sample TUI Script of a 
 \ref tui_cutting_quadrangles "Cutting Quadrangles" operation.  
 
-*/
\ No newline at end of file
+*/
diff --git a/doc/salome/gui/SMESH/input/uniting_set_of_triangles.doc b/doc/salome/gui/SMESH/input/uniting_set_of_triangles.doc
index bcf153119..74e2ab2cd 100644
--- a/doc/salome/gui/SMESH/input/uniting_set_of_triangles.doc
+++ b/doc/salome/gui/SMESH/input/uniting_set_of_triangles.doc
@@ -7,7 +7,7 @@ once many triangles if they have adjacent edges.
 
 <em>To union several triangles:</em>
 <ol>
-<li>Display a mesh or a submesh in the 3D viewer.</li>
+<li>Display a mesh or a sub-mesh in the 3D viewer.</li>
 <li>In the \b Modification menu select the <b>Union of triangles</b>
 item or click <em>"Union of triangles"</em> button in the toolbar.
 
@@ -27,11 +27,10 @@ elements from the list click the \b Remove button. The \b Sort button allows
 to sort the list of IDs. The <b>Set filter</b> button allows to apply a
 definite filter to selection of triangles.</li>
 <li><b>Apply to all</b> radio button allows to modify connectivity and
-type of all triangles of the currently displayed mesh or submesh.</li>
-<li>\b Criterion menu allows to apply the operation only to those
-object which meet the chosen criterion (from the list of Quality
-Controls, i.e. Skew, Warping, Minimum Angle, etc.)</li>
-<li><b>Select from</b> set of fields allows to choose a submesh or an
+type of all triangles of the currently displayed mesh or sub-mesh.</li>
+<li>\b Criterion menu allows to chose a quality criterion
+  optimization of which will be used to select triangles to unite.</li>
+<li><b>Select from</b> set of fields allows to choose a sub-mesh or an
 existing group whose triangle elements will be automatically added to
 the list.</li>
 </ul>