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| the mental system of rules and categories that allows humans to form and interpret the words and sentences of their language |
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| an approach to investigating child language in which researchers observe and record children's spontaneous verbal behaviour |
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| an approach to investigating language in which researchers make use of specially designed tasks to elicit linguistic activity relevant to a particular phenomenon |
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| a type of naturalistic investigation in which a researcher (often a parent) keeps daily notes on a child's linguistic progress |
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| research that investigates and compares children (or groups of children) of distinct ages |
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| a common substitution process in child language acquisition that involves the moving forward of a sound's place of articulation (e.g. cheese pronounced as [tsiz] |
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| a common substitution process in child language aquisition which involves the replacement of a liquid by a glide (e.g. play is pronounced [pwej] |
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| a common substitution process in child language acquisition that involves the replacement of a nasal stop by a non-nasal counterpart |
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| a common substitution process in child acquisition that involves the replacement of a fricative by a corresponding stop |
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| the influence of one segment on another, resulting in a sound becoming more like a nearby sound in terms of one or more of its phonetic characteristics (e.g., in English, vowels become nasal if followed by a nasal consonant) |
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| a type of auditorily based change involving the replacement of one segment with another similar segment (e.g. in the history of English, [f] replaced [x] in some words) |
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| a developmental phenomenon in which the meaning of the child's word is more general or inclusive than that of the corresponding adult form (e.g., daddy used to refer to any adult male) |
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| a developmental phenonmenon that results from the overly broad application of a rule (e.g., falled instead of fell) |
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| a developmental phenomenon in which a child uses a lexical item to denote only a subset of the items that it denotes in adult speech (e.g., car used to refer only to moving cars) |
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| the set of alternatives for a particular phenomenon made available by Universal Grammar to individual languages |
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| a particular time frame during which children have to be exposed to language if the acquisition process is to be fully successful |
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| the determination of which option permitted by a particular parameter is appropriate for the language being learned |
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| a repetition of a child's utterance that includes adjustments to its form and/or content |
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| Universal Grammar (UG)languages |
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| the innate system of categories, operation, and principles that are shared by all languages |
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| Each object can only have one name |
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| shortening of words to reduce phonological complexity |
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functional independence of languages
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| tendency to stress syllables based on weight instead of position in the word (for example: information vs. information in English and French) |
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