1. The Categorization of Colour; 2. The Classical Approach to Categorization; 3. Prototype Categories: I; 4. Prototype Categories: II; 5. Linguistic and Encyclopedic Knowledge; 6. Polysemy and Meaning Chains; 7. Category Extension: Metonymy and Metaphor; 8. Polysemy, or: How many meanings does a word really have?; 9. Polysemous Categories in Morphology and Syntax; 10. Polysemous Categories in Intonation; 11. Grammatical Categories; 12. Syntactic Constructions as Prototype Categories; 13. Prototype Categories in Phonology; 15. The Acquisition of Categories; 16. Recent Developments; Advice on Further Reading; Study Questions; References; Index