Lexical Acquisition 0.0 / 5 ? English LanguageChild language acquisitionA2/A-levelAQA Created by: Nia_WillisCreated on: 20-10-15 10:28 At the end of the first year A child learns to speak 1 of 31 By 18 months, children can produce About 50 words 2 of 31 By 2 years the child's vocabulary is About 200 words 3 of 31 There is an explosion and by 5 years the child's vocabulary is About 2000 words 4 of 31 By 7 years the child has About 4000 words 5 of 31 18 month children know more words than they can produce, this is called Comprehension before production 6 of 31 At 18 months children understand 250 words 7 of 31 Comprehension before production theorist Benedict 8 of 31 First 50 words theorist Katherine Nelson 9 of 31 First 50 word can be classified as Naming/people - 60%, Actions/events - 20%, Modifiers, Personal/social 10 of 31 Majority of first 50 words are naming/people because Adults assist with labelling using naming words (conrete nouns) when talking to their children 11 of 31 Words ommited from early speech Closed word classes 12 of 31 Closed word classes Determiners, primary auxillaries, pronouns, conjunctions 13 of 31 Theorist for semantic aquisititon Aitichison 14 of 31 Underextension A word is given a narrower (under extended meaning) 15 of 31 Overextension Word is given a broader (more general, overextended) meaning 16 of 31 Ommison doesnt's effect syntactical structure Children still understand S V O structure 17 of 31 Grammatical function words The closed word classes 18 of 31 Adults can still understand what achuild is saying when grammatical function words are missing Because the main words are still present 19 of 31 Hypernymn Umbrella term (e.g. colour) 20 of 31 Hyponymn Specific term (e.g. blue) 21 of 31 Categories of semantic aquisition Labelling, packaging, network building 22 of 31 Labelling The first stage and involves making the link between the sounds of particular words and the objects to which they refer. 23 of 31 Packaging Understanding a word’s range of meaning. 24 of 31 Network building Grasping the connections between words. Understanding some words are opposite in meaning 25 of 31 Categorical overextension Name for one member of a category is used for all members of the category 26 of 31 Analogical overextension A word for one object is extended to one in a different category, based on common characteristics. 27 of 31 'Ball' used for 'orange Anological overextension 28 of 31 'Apple' used for all fruit Categorical overextension 29 of 31 Mismatch overextension No clear association, a loose connection made based on past experience 30 of 31 Understanding that ‘mummy’ refers to the child’s mother). An example of labelling 31 of 31
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