Semantics has been a favorite domain of philosophy for many years. More recently, as a subdivision of linguistic studies it has found a more disciplined home. It is also claimed as an integral part of 'semiotics', the theory of signs, where semantic problems elicit the attention of symbolic logicians and mathematicians. In the behavioral sciences, especially in psychology, the problem of meaning is seen as a central issue. Directly and tangentially the study of meaning is thus the meeting ground of many scholarly disciplines of both science and the humanities. The word meaning, however, has different meanings in different contexts. When a psychoanalyst refers to the meaning of a dream, he is using the word in quite a different sense from the lexicographer who is searching for word definitions. The multiplicity of the 'meaning of meaning' is in itself a semantic problem.

When the field of semantics is arbitrarily limited to the study of