Index: doc/next-tutorial.txt
===================================================================
diff -u -rad4acf8e7b3c2279b4711aa9cfd5aed6d86e2b98 -ra24e1f836c3126d0a0e9467bde3a9fa8da901711
--- doc/next-tutorial.txt	(.../next-tutorial.txt)	(revision ad4acf8e7b3c2279b4711aa9cfd5aed6d86e2b98)
+++ doc/next-tutorial.txt	(.../next-tutorial.txt)	(revision a24e1f836c3126d0a0e9467bde3a9fa8da901711)
@@ -1106,29 +1106,29 @@
 parameters is computed dynamically from the class structures, object
 parameters are often used in combination with special setter methods,
 etc.).  Consider the following example, where we define the two
-application classes +Person+ and +Student+ with a few attributes.
+application classes +Person+ and +Student+ with a few properties.
 
 [[xmp-object-parameters]]
 .Listing {counter:figure-number}: Object Parameters
 {set:xmp-object-parameters:Listing {figure-number}}
 [source,tcl,numbers]
 --------------------------------------------------
 #
-# Define a class Person with attributes "name" 
+# Define a class Person with properties "name" 
 # and "birthday"
 #
 nx::Class create Person {  
-  :attribute name:required
-  :attribute birthday
+  :property name:required
+  :property birthday
 }
 
 #
 # Define a class Student as specialization of Person 
-# with and additional attribute
+# with and additional property
 #
 nx::Class create Student -superclass Person {  
-  :attribute matnr:required
-  :attribute {oncampus:boolean true}
+  :property matnr:required
+  :property {oncampus:boolean true}
 }
 
 #
@@ -1138,14 +1138,14 @@
 Person create p1 -name Bob
 Student create s1 -name Susan -matnr 4711
 
-# Access attributes via setter methods
+# Access property value via accessor method
 puts "The name of s1 is [s1 name]"
 --------------------------------------------------
 
-The class +Person+ has two attributes +name+ and +birthday+, where the
-attribute +name+ is required, the attribute +birthday+ is not. The
+The class +Person+ has two properties +name+ and +birthday+, where the
+property +name+ is required, the property +birthday+ is not. The
 class +Student+ is a subclass of +Person+ with the additional required
-attribute +matnr+ and an optional attribute +oncampus+ with the
+property +matnr+ and an optional property +oncampus+ with the
 default value +true+ (see <<xmp-object-parameters,
 {xmp-object-parameters}>>). The class diagram below visualizes these
 definitions.
@@ -1155,7 +1155,7 @@
 {set:img-object-parameters:Figure {figure-number}}
 
 In NX, these definitions imply that instances of the class of +Person+
-have the attributes +name+ and +birthday+ as _non-positional object
+have the properties +name+ and +birthday+ as _non-positional object
 parameters_.  Furthermore it implies that instances of +Student+ will
 have the object parameters of +Person+ augmented with the object
 parameters from +Student+ (namely +matnr+ and +oncampus+).  Based on
@@ -1169,7 +1169,7 @@
 ==== Object Parameters for all NX Objects
 
 The object parameters are not limited to the application defined
-attributes, also NX provides some definitions. Since +Person+ is a
+properties, also NX provides some definitions. Since +Person+ is a
 subclass of +nx::Object+ also the object parameters of +nx::Object+
 are inherited. In the introductory stack example, we used +-mixin+
 applied to an object to denote per-object mixins (see
@@ -1248,7 +1248,6 @@
 Object parameter for Class Student:
    -mixin:alias -filter:alias ...
    {-superclass:alias ::nx::Object} ...
-   -attributes:alias _:initcmd,optional
 --------------------------------------------------
 
 ==== Additional Parameter Types for Object Parameters