How bilingual input affects vocabulary learning in young children

Dual language input, semantic structure and word learning in typically developing and late talking bilingual children

NIH-funded research Boston University (Charles River Campus) · NIH-10949247

This study is looking at how being exposed to two languages helps bilingual toddlers, especially those who are late talkers, learn new words and overcome challenges with their vocabulary.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionBoston University (Charles River Campus) NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-10949247 on NIH RePORTER

What this research studies

This research investigates how exposure to two languages influences vocabulary development in bilingual toddlers, particularly focusing on those who are late talkers. By examining the semantic structures of words and how they are learned, the study aims to understand the unique challenges faced by bilingual children with smaller vocabularies. The researchers will analyze interactions between language input and word learning in 80 bilingual toddlers aged 24 to 30 months, using advanced modeling techniques to assess their language environments. This approach seeks to provide insights into effective strategies for supporting language development in bilingual children.

Who could benefit from this research

Good fit: Ideal candidates for participation are bilingual toddlers aged 24 to 30 months who are either typically developing or late talkers.

Not a fit: Patients who are monolingual or outside the specified age range may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved language learning strategies for bilingual children, particularly those who are late talkers.

How similar studies have performed: Previous research has shown promising results in understanding language development in bilingual children, but this specific focus on late talkers is relatively novel.

Where this research is happening

Boston, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.