Although children may productively use concrete nouns after limited exposure, complete mastery of adult-like patterns of noun usage can take up to 14 years. We evaluated whether a transition from universal to language-specific naming is part of the refinement in later lexical development, and we compared how this refinement plays out in…

Much has been said about children's strategies for mapping elements of meaning to words in toddlerhood. However, children continue to refine word meanings and patterns of word use into middle childhood and beyond, even for common words appearing in early vocabulary. We address where children past toddlerhood diverge from adults and where they more…