Lexical and Semantic Development: Child Vocab Expansion Flashcards
Which researchers found that children know words for things but can’t say the words yet?
Thompson, Chapman, Ingram, Hoek
What did the researchers do in their test to see what words children knew but couldn’t say?
Got Five 2 year olds and gave them a naming task
What was the result of the first test?
There was a lot of overextension
What did the researchers do with the overextensions from the first test?
They made it in to a second test
What did the researchers do in the 2nd test?
Gave the children images of each animal and ask them to label the dog
What was the result of the 2nd test?
Less overextension, they pointed out the dog but not why it was different
Label the key term that the 2 year olds used in the 2nd test
Deduction
What is Deduction?
Taking context of images and use process of elimination to find the correct label
How old are children when they start to say recognisable words?
12 months
How old are children when they have a productive vocab of 50 and 200 words?
50 words 18 months old 200 words 24 months old
How old are children when they have a productive vocabulary of 2000 words?
36 months (3 years)
What is a productive vocabulary?
Words children know that they can say
What is a receptive vocabulary?
Words children know but can’t say
What is the problem with measuring receptive vocab?
Difficult as we can’t see what the child is thinking
What word class are most children’s first words?
Nouns
