a “prescribed” vocabulary but rather a descriptive vocabulary aimed at just defining terms as they are used in their particular reference contexts. In composing this volume, limitations and boundaries had to be set. Thus a couple of considerations should be kept in mind. First, I have attempted a thorough search of the various English introductory works in order to define as much of the basic terminology as possible. Compound terms, which are common, often are defined as a separate entry. Second,