Car, stroller, juice: Babies understand when words are related

By six to nine months, babies already have a basic understanding of words for food and body parts. Researchers show that babies also recognize that words like ‘car’ and ‘stroller’ are more alike than ‘car’ and ‘juice.’ By analyzing home recordings, the team found that overall, babies’ word knowledge correlated with the proportion of time they heard people talking about objects in their immediate surroundings.

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