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Charting New Paths in the Study of Kin Term Acquisition
Marisa Casillas1, Yuchen Jin1, Stephen C Levinson2,3
1Department of Comparative Human Development, University of Chicago.
Topics in Cognitive Science
|May 26, 2026
Summary
Children learn kin terms early but master concepts later, influenced by social and linguistic factors. This study explores the developmental trajectory of kin concept acquisition.
Area of Science:
- Developmental psycholinguistics
- Linguistic anthropology
- Infant social cognition
Background:
- Kin terms are early infant words but concept mastery is delayed until late childhood.
- This developmental delay reflects complex acquisition of abstract word systems and social understanding.
- Existing research on kin term acquisition is reviewed from multiple perspectives.
Purpose of the Study:
- To review current research on kin term acquisition.
- To identify barriers in understanding kin representations and their development.
- To propose a framework for future interdisciplinary research on kin concept development.
Main Methods:
- Literature review of word learning, language socialization, and social learning theories.
- Analysis of developmental trajectories in kin term acquisition.
- Introduction of pilot study findings on social, cultural, and linguistic influences.
Main Results:
- Kin term acquisition is a prolonged process extending beyond early word use.
- Social, cultural, and linguistic experiences significantly shape the development of kin concepts.
- Pilot studies provide preliminary insights into these shaping influences.
Conclusions:
- Understanding kin concept development requires integrating psycholinguistics, linguistic anthropology, and infant social cognition.
- Further research is needed to overcome current barriers in studying kin representations.
- A comprehensive framework is proposed to guide future investigations into the richness of kin concepts in development.
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