| ACKNOWLEDGEMENTS | 第5-6页 |
| ABSTRACT | 第6-7页 |
| 摘要 | 第8-9页 |
| CONTENTS | 第9-12页 |
| LIST OF ABBREVIATIONS | 第12-13页 |
| LIST OF TABLES | 第13-14页 |
| LIST OF FIGURES | 第14-15页 |
| CHAPTER ONE INTRODUCTION | 第15-19页 |
| 1.1 Rationale of the Present Study | 第15-16页 |
| 1.2 Research Questions and Significance of the Present Study | 第16-17页 |
| 1.3 Research Methodology | 第17-18页 |
| 1.4 Outline of the Thesis | 第18-19页 |
| CHAPTER TWO RELEVANT STUDIES OF DEFINITION AND CATEGORIZATION | 第19-29页 |
| 2.1 Definition in ELDs | 第19-25页 |
| 2.1.1 Traditional Definition Pattern | 第19-21页 |
| 2.1.2 Katz’s Semantic Theory | 第21-22页 |
| 2.1.3 Definition from the View of Functionalism | 第22-23页 |
| 2.1.4 Definition from the View of Cognitive Semantics | 第23-24页 |
| 2.1.5 Multi-dimensional Definition | 第24-25页 |
| 2.2 Categorization and its Application in Definition | 第25-29页 |
| CHAPTER THREE CONSTRUCTION OF THE CATEGORIZATION-BASED LEXICAL RELATION DATABASE | 第29-47页 |
| 3.1 Function of the Lexical Relation Database | 第29-30页 |
| 3.2 Structure of the Lexical Relation Database | 第30-36页 |
| 3.2.1 Classification of Lexical Relations | 第30-33页 |
| 3.2.2 Morphological Relation: Word Family | 第33-34页 |
| 3.2.3 Conceptual Relations: Synonymy, Antonymy, Meronymy, Hyponymy and Troponymy | 第34-35页 |
| 3.2.4 Grammatical Relations: Frequent Co-occurrence and Framework | 第35-36页 |
| 3.3 Theoretical Basis and Tools for the Construction of the Database | 第36-44页 |
| 3.3.1 Theoretical Basis: Categorization Theory | 第36-38页 |
| 3.3.2 Data Resources for the Construction of the Lexical Relation Database | 第38-44页 |
| 3.4 Methods of the Construction of the Database | 第44-47页 |
| 3.4.1 Basic Tools for the Construction of the Lexical Relation Database | 第44页 |
| 3.4.2 Treatment of Polysemy | 第44-47页 |
| CHAPTER FOUR DEFICIENCIES OF DEFINITIONS IN THE PRESENT DICTIONARIES | 第47-55页 |
| 4.1 Definition Deficiencies of Nouns in a Synonymy Category | 第48-49页 |
| 4.2 Definition Deficiencies of Verbs in a Synonymy Category | 第49-51页 |
| 4.3 Definition Deficiencies of Adjectives in a Synonymy Category | 第51-55页 |
| CHAPTER FIVE A NEW DEFINITION PATTERN BASED ON PROTOTYPE THEORY | 第55-71页 |
| 5.1 A New Definition Pattern for Noun Synonymy Category | 第55-59页 |
| 5.1.1 Structure of the Prototype of a Noun Synonymy Category | 第55-56页 |
| 5.1.2 Prototype and Non-prototype of a Noun Synonymy Category | 第56-58页 |
| 5.1.3 A New Definition Pattern for the Noun Synonymy Category of feeling | 第58-59页 |
| 5.2 A New Definition Pattern for Verb Synonymy Category | 第59-66页 |
| 5.2.1 Structure of the Prototype of a Verb Synonymy Category | 第59-60页 |
| 5.2.2 Prototype and Non-prototype of a Verb Synonymy Category | 第60-62页 |
| 5.2.3 A New Definition Pattern for the Verb Synonymy Category of increase | 第62-66页 |
| 5.3 A New Definition Pattern for Adjective Synonymy Category | 第66-71页 |
| 5.3.1 Prototypical Analysis and a New Definition Pattern of the final Synonyms | 第67-68页 |
| 5.3.2 Prototypical Analysis and a New Definition Pattern of the antique Synonyms | 第68-71页 |
| CHAPTER SIX CONCLUSION | 第71-75页 |
| 6.1 Major Findings of the Present Study | 第71-72页 |
| 6.2 Implications of the Present Study | 第72页 |
| 6.3 Limitations of the Present Study | 第72-73页 |
| 6.4 Suggestions for Further Studies | 第73-75页 |
| BIBLOGRAPHY | 第75-80页 |
