Preschoolers learned a novel adjective or count noun for an object and chose between two objects that shared an object kind or a material kind property with the target object. Found that, in interpreting adjectives, four-year-olds were more likely to choose the object sharing material kind with the target if the target was familiar than if it was…

Examined how Japanese 2- and 4-year-olds assigned meaning to novel nouns associated with familiar and unfamiliar animals and inanimate objects. Found that in the absence of useful information from syntax, the 2-year-olds were able to fast map a noun to its meaning by elegantly coordinating word-learning biases and other available sources of…