diff --git a/doc/salome/gui/SMESH/input/about_meshes.doc b/doc/salome/gui/SMESH/input/about_meshes.doc
index 84e84cdcf..8a81c7ea0 100644
--- a/doc/salome/gui/SMESH/input/about_meshes.doc
+++ b/doc/salome/gui/SMESH/input/about_meshes.doc
@@ -26,6 +26,7 @@ entities including:
 
 <ul>
 <li>\b Node &mdash; 0D object of a mesh presented by a point with coordinates (x, y, z).</li>
+<li>\b 0D element &mdash; element of a mesh defined by one node.</li>
 <li>\b Edge &mdash; 1D element of a mesh defined by two nodes.</li>
 <li>\b Face &mdash; 2D element of a mesh defined by three or four edges (closed contour).</li>
 <li>\b Volume &mdash; 3D element of a mesh defined by several faces.</li>