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Related Experiment Video

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Portable Intermodal Preferential Looking (IPL): Investigating Language Comprehension in Typically Developing Toddlers and Young Children with Autism

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Published on: December 14, 2012

Profiling vocabulary acquisition in Irish.

Ciara O'Toole¹, Paul Fletcher

¹Department of Speech and Hearing Sciences, University College Cork, Cork, Ireland. c.otoole@ucc.ie

Journal of Child Language

|April 7, 2011

Summary

Irish children acquire closed-class words earlier than expected in their early vocabulary development. This study highlights a noun preference in young Irish language learners.

Area of Science:

Child language acquisition
Developmental linguistics
Psycholinguistics

Background:

Early vocabulary development research presents conflicting findings on word class acquisition timing.
The Irish language, with its VSO word order and rich prepositions, offers a unique linguistic context for studying child language acquisition.
Understanding vocabulary development in diverse linguistic environments is crucial for a comprehensive theory of language acquisition.

Purpose of the Study:

To investigate the longitudinal vocabulary development of Irish-acquiring children.
To examine the acquisition timing of nouns, verbs, and closed-class words in Irish.
To compare the vocabulary acquisition patterns of Irish-learning children with those of children learning other languages.

Main Methods:

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A longitudinal study design was employed, tracking children from 1;04 to 3;04 years of age.
A parent-report measure, adapted specifically for the Irish language, was utilized to collect vocabulary data.
The study focused on the acquisition of different word classes, including nouns, verbs, and closed-class words.

Main Results:

Children acquiring Irish demonstrated the acquisition of closed-class words at relatively smaller vocabulary sizes compared to international norms.
A significant preference for the acquisition of nouns was observed in the early stages of vocabulary development.
The findings provide new data on the specific trajectory of vocabulary acquisition in the Irish language.

Conclusions:

The early acquisition of closed-class words in Irish suggests language-specific learning mechanisms or environmental influences.
The observed noun preference aligns with some cross-linguistic findings but warrants further investigation in the context of Irish grammar.
This research contributes valuable insights into the variability of child language acquisition and informs linguistic theories.