2.3.2.1.6 Single level constraint or Basic level
constraint..............................29
2.3.2.2 Criticism of the Constraint theory..................30
2.3.2.3 Alternative explanations to the constraints proposal -
Towards an interactive functional model ............32
2.3.3 Pragmatic directions and lexical acquisition..................35
2.4 Towards a theory of word learning from context......................37
2.4.1 Decoding of External Context ............................38
2.4.2 Decoding OfInternal Context.............................45
Chapter 3: FAST MAPPING: EXPERIMENTAL EVIDENCE................49
3.1 Introduction ..................................................49
3.2 Sources of word learning........................................49
3.2.1 Evidence from Traditional FastMapping Studies ............50
3.2.2 Evidence from listening to stories..........................53
3.3 The role of phonological memory in word learning ...................59
3.4 The effect of existing vocabulary knowledge in word learning...........61
3.5 Assessment of Vocabulary Knowledge.............................62
3.5.1 Limitations Ofmultiple-Choicetestmeasurement..............62
3.5.2 Alternatives to multiple-choice test measurement .............63
Chapter 4: RATIONALE FOR THE EXPERIMENT 1......................70
4.1 Introduction ..................................................70
4.2 Methodological limitations of the previous studies....................70
4.3 Aims and Rationale for the design OfExperiment 1 ...................72
4.3.1 ThePilotstudy ........................................75
4.3.2 Method ..............................................75
4.3.2.1 Participants...................................75
4.3.2.2 Design .......................................75
4.3.2.3 Materials .....................................77
4.2.3.4 Procedure.....................................77
4.3.3 Results...............................................78
4.3.4 Conclusions ..........................................79