Index: doc/Object.man
===================================================================
diff -u -rb7cf7b45ced98536a4267b45e772607282dd43b6 -ra6a5d4be56157641a50c3a25a348464591980ac6
--- doc/Object.man	(.../Object.man)	(revision b7cf7b45ced98536a4267b45e772607282dd43b6)
+++ doc/Object.man	(.../Object.man)	(revision a6a5d4be56157641a50c3a25a348464591980ac6)
@@ -558,18 +558,6 @@
 [call [arg obj] [method {info object variables}] ...]
 [para] Description of [method {info object variables}] ...
 
-[call [arg obj] [method {info parameter default}] ...]
-[para] Description of [method {info parameter default}] ...
-
-[call [arg obj] [method {info parameter name}] ...]
-[para] Description of [method {info parameter name}] ...
-
-[call [arg obj] [method {info parameter syntax}] ...]
-[para] Description of [method {info parameter syntax}] ...
-
-[call [arg obj] [method {info parameter type}] ...]
-[para] Description of [method {info parameter type}] ...
-
 [call [arg obj] [method {info parent}]]
 
 Returns the fully qualified name of the parent object of [arg obj], if
@@ -587,14 +575,19 @@
 names match [arg pattern] are returned. The [arg pattern] string can
 contain special matching characters (see [cmd "string match"]).
 
-[call [arg obj] [method {info variable definition}] ...]
-[para] Description of [method {info variable definition}] ...
+[call [arg obj] [method {info variable}] [arg option] [arg handle]]
 
-[call [arg obj] [method {info variable name}] ...]
-[para] Description of [method {info variable name}] ...
+Retrieves selected details about a variable represented by the given
+[arg handle]. A [arg handle] can be obtained by querying [arg obj] using 
+[method "info [vset SCOPE] variables"] and [method "info lookup variables"].
 
-[call [arg obj] [method {info variable parameter}] ...]
-[para] Description of [method {info variable parameter}] ...
+Valid values for [arg option] are:
+[list_begin itemized]
+[item] [const name] returns the variable name.
+[item] [const parameter] returns a canonical parameter specification
+eligible to (re-)define the given variable (e.g., using [method "[vset SCOPE] variable"]) in a new context.
+[item] [const definition] returns a canonical representation of the definition command used to create the variable in its current configuration.
+[list_end]
 
 [call [arg obj] [method {info vars}] [opt [arg pattern]]]
 
Index: library/nx/nx.tcl
===================================================================
diff -u -r0e4ebdb092c8158987489b5c26cf11526b2756f5 -ra6a5d4be56157641a50c3a25a348464591980ac6
--- library/nx/nx.tcl	(.../nx.tcl)	(revision 0e4ebdb092c8158987489b5c26cf11526b2756f5)
+++ library/nx/nx.tcl	(.../nx.tcl)	(revision a6a5d4be56157641a50c3a25a348464591980ac6)
@@ -763,9 +763,15 @@
     :alias "info parent"                ::nsf::methods::object::info::parent
     :alias "info precedence"            ::nsf::methods::object::info::precedence
     :alias "info vars"                  ::nsf::methods::object::info::vars
-    :method "info variable definition" {handle}  {return [$handle definition]}
-    :method "info variable name"       {handle}  {return [$handle cget -name]}
-    :method "info variable parameter"  {handle}  {return [$handle parameter]}
+    :method "info variable definition" {handle:object,type=::nx::VariableSlot}  {
+      return [$handle definition]
+    }
+    :method "info variable name" {handle:object,type=::nx::VariableSlot}  {
+      return [$handle cget -name]
+    }
+    :method "info variable parameter" {handle:object,type=::nx::VariableSlot}  {
+      return [$handle parameter]
+    }
   }
 
   ######################################################################