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Related Experiment Videos

Basic-level individuals

D G Hall1

  • 1MRC Cognitive Development Unit, London, UK.

Cognition
|September 1, 1993
PubMed
Summary
This summary is machine-generated.

Children learning new words default to basic categories for unfamiliar objects. This word-learning assumption guides their understanding of object individuation and counting.

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Area of Science:

  • Developmental Psychology
  • Cognitive Science
  • Linguistics

Background:

  • Children's word learning involves understanding how novel nouns map to object categories.
  • Ostensive definitions, where a word is taught with an object, are crucial for early word acquisition.
  • Distinguishing between basic-level kinds and situation-restricted kinds is a complex aspect of semantic development.

Purpose of the Study:

  • To investigate whether 4-year-old children interpret novel count nouns as referring to basic-level kinds or situation-restricted kinds.
  • To determine the conditions under which children make default assumptions about word meaning during ostensive definitions.
  • To explore the role of object familiarity and contextual information in children's word-learning biases.

Main Methods:

Related Experiment Videos

  • An experiment involving 4-year-old children was conducted.
  • Children were presented with ostensive definitions of novel count nouns for unfamiliar objects.
  • Interpretation of the novel noun was assessed to determine the type of kind it referred to (basic-level vs. situation-restricted).

    • Main Results:

    • Children consistently interpreted novel count nouns for unfamiliar objects as referring to basic-level kinds (e.g., DOG).
    • This interpretation occurred even though ostensive definition did not inherently distinguish between basic-level and situation-restricted kinds.
    • The default assumption towards basic-level kinds was observed only when the object was unfamiliar and no specific situational cues were present.

    Conclusions:

    • Young children assume novel count nouns refer to basic-level kinds by default when learning words for unfamiliar objects.
    • This default assumption is a critical component of children's semantic development and their understanding of individuation and quantification.
    • The findings highlight the psychologically privileged nature of basic-level categorization in early word learning.