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Relations between prosodic variables and communicative functions.

J Flax1, M Lahey, K Harris

  • 1Albert Einstein College of Medicine.

Journal of Child Language
|February 1, 1991
PubMed
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Mothers and children

Area of Science:

  • Child language acquisition
  • Developmental linguistics
  • Speech-language pathology

Background:

  • Early communication development involves intricate mother-child interactions.
  • Prosodic cues, like intonation, play a crucial role in early communicative functions.
  • Understanding the development of these cues is vital for tracking language milestones.

Purpose of the Study:

  • To investigate the relationship between communicative functions and prosodic variables in young children.
  • To analyze the use of terminal contour rises in mother-child interactions across different vocabulary stages.
  • To examine individual variability in the production of prosodic features during early language development.

Main Methods:

  • Longitudinal observation of three children interacting with their mothers at three distinct vocabulary stages (pre-lexical, 10-word, 50-word).

Related Experiment Videos

  • Acoustic analysis of prosodic variables, specifically focusing on terminal contour rises versus nonrises.
  • Categorization of communicative functions associated with vocalizations.

    • Main Results:

    • Significant individual variability was observed in the overall production of terminal contour rises and their use across functions.
    • Each child demonstrated consistent patterns in their use of rises over time.
    • Rises were employed more frequently for communicative functions that solicited a listener response.

    Conclusions:

    • Prosodic variations, particularly terminal contour rises, are integral to early communicative exchanges.
    • Despite individual differences, children exhibit stable patterns in their use of prosodic cues for specific functions.
    • The findings highlight the importance of prosody in listener-directed communication during language acquisition.