1. in psychology, any theory of the organization of mind or personality that attempts to differentiate between component parts and to define the relationship of part to part and part to whole. Such an analysis can be contrasted with one based on function, dynamics, or behavior. See personality structure; structural model.

2. in linguistics, an analysis of a word, phrase, sentence, or longer unit in terms of its formal constituents. See phrase-structure grammar.

3. any analysis based on the ideas or methods of structuralism.