CLA- Lexical and semantic development

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  • Lexical and Semantic development
    • Rate of acquisition
      • End of first year, child begins to speak.
      • 18 months: vocabulary of about 50  words.
      • 2 years: 200 words.
      • 5 years: 2000 words.
      • 7 years: 4000 words.
    • Understanding
      • At each stage, the number of words understood by the child is expected to be higher.
    • Aithison (1987)
      • Labelling - first stage involves making the link between the sounds of particular words and the objects to which they refer.
      • Packaging - Understanding a word's range of meaning.
      • Network building - connections between words.


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