Chapter1 Introduction 1
1.1 Semantic Network Information in a Dictionary 1
1.2 Explorative Questions and Operative Framework 5
1.3 Main Terms Used in This Book 10
1.4 Outline of This Book 12
Chapter2 English Learners' Dictionaries and Semantic Network 15
2.1 Introduction 15
2.2 English Learners' Dictionaries 15
2.2.1 The Structure of a Learners' Dictionary 17
2.2.2 Western Studies on English Learners' Dictionaries 21
2.2.3 Domestic Studies on ELDs 23
2.3 Semantic Network 25
2.3.1 Semantic Network and Semantic Relations 26
2.3.2 Semantic Network and Vocabulary Acquisition 31
2.3.3 Semantic Network and Lexicography 36
2.4 Summary and Implications 40
Chapter3 Lexical Semantics 43
3.1 Introduction 43
3.2 What Is Lexical Semantics？ 43
3.2.1 Lexical Semantics: Definitions 44
3.2.2 Lexical Semantics: Research Objects 45
3.3 Lexical Semantic Study in the West 47
3.4 Lexical Semantic Study in China 50
3.5 Lexical Semantics and Lexicography 52
3.6 Lexical Semantics in Psycholinguistics: Mental Lexicon 55
3.6.1 What Is Mental Lexicon？ 55
3.6.2 Model Structure of Mental Lexicon 56
3.6.3 Mental Lexicon and Vocabulary Acquisition 59
3.6.4 Mental Lexicon and a Dictionary 61
3.7 Summary 62
Chapter4 A Comparative Study of Semantic Network Treatment in EELDs and ECLDs: The Compilers' Perspective 64
4.1 Introduction 64
4.2 Semantic Network Comparison in the Megastructure Level 65
4.2.1 Front Matter 66
4.2.2 Back Matter 68
4.2.3 Middle Matter 69
4.3 Semantic Network Comparison in the Microstructure Level 72
4.4 Semantic Network Comparison in the Mediostructure Level 75
4.5 Summary 79
Chapter5 An Empirical Study of Semantic Network Treatment in EELDs and ECLDs: The Users' Perspective 81
5.1 Introduction 81
5.2 Purposes and Questions of the Questionnaire Survey 84
5.3 Results and Discussion 86
5.3.1 Results of the Respondents' Background Information Survey 86
5.3.2 Results of the Semantic Network Information Survey 88
5.3.3 Results of the Semantic Network Information Acquisition Survey 89
5.3.4 Results of the Semantic Network Information Treatment Survey in ELDs 91
5.4 Summary 95
Chapter6 An Explorative Study of Semantic Network Treatment in Semantic Dictionaries: The Specialized Dictionaries' Perspective 97
6.1 Introduction 97
6.2 WordNet 97
6.2.1 What Is WordNet？ 97
6.2.2 Semantic Network Treatment in WordNet 101
6.3 Longman Language Activator 107
6.3.1 What Is Longman Language Activator？ 107
6.3.2 SemanticNetworkTreatmentinLLA 109
6.4 Roget's Thesaurus 111
6.4.1 What Is Roget's Thesaurus？ 111
6.4.2 Semantic Network Treatment in Roget's Thesaurus 112
6.5 Summary 113
Chapter7 AnInvestigativeStudyofSemanticNetworkTreatmentinEDs：The Presentation Manners'Perspective 114
7.1 Introduction 114
7.2 EDs and Electronic Lexicography 115
7.3 Semantic Network Treatment in EDs 120
7.3.1 OALD9 Online 121
7.3.2 LDOCE6 Online 125
7.3.3MED2 Online 128
7.3.4 Wordsmyth 132
7.3.5 WordReference 135
7.3.6 Lexical FreeNet 138
7.4 Summary 141
Chapter8 AMultidimensionalModelofSemanticNetworkTreatmentinELDs 143
8.1 Introduction 143
8.2 Structure Components ofa Semantic Network Treatment Model 144
8.2.1 Semantic Relations 144
8.2.2 Structure Components ofa Dictionary 150
8.3 A Multidimensional Model ofSemantic Network Treatment in ELDs 159
8.3.1 Megastructure 160
8.3.2 Microstructure 164
8.3.3 Mediostructure 168
8.3.4 The Multidimensional Semantic Network Treatment Model 169
8.4 Summary 174
Chapter9 Applications and Implications ofMSNTM 177
9.1 Introduction 177
9.2 Applications and Implications for L2 Vocabulary Acquisition 177
9.2.1 Implicit and Explicit Vocabulary Acquisition 178
9.2.2 Incidental and Intentional Vocabulary Acquisition 180
9.2.3 Vocabulary Acquisition by Means of Semantic Network 182
9.3 Applications and Implications for ELD Use 185
9.4 Applications and Implications for ELD Compilation 188
9.5 Summary 192
Chapter10 Conclusions 194
References 200
Appendixes 218
Appendix Ⅰ Questionnaire（English Version）Semantic Network Information and Its Treatment in ELDs 218
Appendix Ⅱ调查问卷（Chinese Version）关于语义网络信息及其在英语学习词典中的处理 221
后记 225