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Related Experiment Video

Updated: Nov 22, 2025

Examining Recall Memory in Infancy and Early Childhood Using the Elicited Imitation Paradigm

Examining Recall Memory in Infancy and Early Childhood Using the Elicited Imitation Paradigm

Published on: April 28, 2016

Fast Mapping but Poor Retention by 24-Month-Old Infants.

Jessica S Horst¹, Larissa K Samuelson²

¹Department of Psychology University of Iowa.

Infancy : the Official Journal of the International Society on Infant Studies

|January 8, 2021

Summary

This summary is machine-generated.

Infants excel at selecting referents for new words but struggle with retention, suggesting fast mapping word learning is transient for lexical retention.

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Area of Science:

Developmental Psychology
Cognitive Science
Linguistics

Background:

Early word learning involves linking novel words to referents.
Fast mapping is a proposed mechanism for rapid word acquisition in children.
The processes bridging referent selection and lexical retention require further investigation.

Purpose of the Study:

To investigate the processes linking referent selection and word learning in 24-month-old infants.
To examine the retention of novel word-object mappings after a short delay.
To explore the role of ostensive naming in infant word learning.

Main Methods:

Four experiments presented 24-month-old infants with novel names and objects.
Referent selection was tested in tasks with familiar and novel objects.
Word retention was assessed after a 5-minute delay, controlling for object familiarity.

Main Results:

Infants demonstrated strong referent selection abilities.
Infants showed poor retention of novel word-object mappings.
Retention improved when referent selection was supported by ostensive naming for the first four novel words.

Conclusions:

Fast mapping is robust for referent selection but potentially transient for lexical retention.
Word learning involves competitive processes operating on different timescales.
Ostensive cues may enhance early lexical retention in infants.