.Title	Smalltalk vocabulary

method::glossary=`A way of handling a message``.
message::glossary=`An object that is sent to an object and which can determine a method in the objects class which is then interpretted`.
protocol::glossary=`A set of messages acceptable by a particluar class`.
instance_variable::glossary=`A named value associated with a particular object.  Its type and name is determined by the class.  Its value is changed by methods. Other objects do not have direct access to instance variables of other objects`.
superclass::glossary=`A class associated with another class which supplies default protocols and variables that are use if not defined in the class itself`.

subclass::gloassary=`Opposite of superclass.  A subclass is just like objects of this class but can have extra instance varaibles and can hve added or replacement methods for those of this class`.

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