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Answer:
Fast-mapping is the ability to acquire a word rapidly on the basis of minimal information. As proposed by Carey (1978), we assume that children are able to achieve fast-mapping because their initial word meanings are skeletal placeholders that will be extended gradually over time.
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DescriptionIn cognitive psychology, fast mapping is the term used for the hypothesized mental process whereby a new concept is learned based only on minimal exposure to a given unit of information.