4b%20lecture%2c%20Year%202%2c%20First%20Word%20One%20Word%20Stage

4b%20lecture%2c%20Year%202%2c%20First%20Word%20One%20Word%20Stage

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First Words and The One Word Stage
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12 months First Word 18 months 50 Words Average age of Milestones During this period of time, The child’s production vocabulary Increases on average by 8.3 words per month
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When the First Word is Produced Major milestone Very visible – more objective, observable Treasured – long awaited, anticipated Scientific Importance: First linguistically based attempt to communicate
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First Words in Production Often restricted to one highly specific interactive context: repeated associations Predominance of nouns related to stable, concrete aspects of their referents in the nonlinguistic environment (e.g., people, objects) Objects children can act upon are likely to be acquired early (cf. juice, cookie, doll, shoe vs. couch, wall, window ), Almost never words with abstract meanings like love, hate, scared
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Unformatted text preview: Asymmetry in word acquisition Word learning in comprehension is approximately twice as fast as in production Comprehends car , motorcycle , truck , bike , airplane and helicopter But, produces only car The degree of difference in the size of the comprehension and production lexicons varies for individual children. Sequence and timeline in the One-Word Stage Average Age Expectations ~ < 8 mos - understand first words ~ 12 mos 50-word comprehension lexicon ~ 12 mos - produce first words ~ 18 mos 50-word production lexicon Cut-offs: Concern is warranted if a child does not Understand first words by 12 months; 10 words by 15 months Produce first words by 16 months; 10 words by 18 months Produce at least 25 words by 21 months; 50 words by 24 months...
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4b%20lecture%2c%20Year%202%2c%20First%20Word%20One%20Word%20Stage

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