Chapter 6 & 7 Flashcards
Categorical Perception
The perception of speech sounds as belonging to discrete categories
Voice Onset Time (VOT)
The length of time between when air passes through the lips and when the vocal chords start vibrating
Prosody
Characteristic of Rhythem, tempo, cadence, melody, intonational patterns, and so forth with which a language is spoken
Critical Period for language
the time during ehich language develops readily and after which (sometime between 5 and puberty) language acquisittion is much more difficullt and ultimatley less sucessful
Phonemes
elementary units of meaningful sound used to produce languages
Phonological Development
Acquisition of knowledge about the sound system of a language
Morphemes
Smallest units of meaning in a language, composed of one or more phonemes
Semantic development
Learning of the system for expressing meaning in a language, including word learning
Syntax
rules in a language that specify how words from different categories can be combined
Syntactic development
The learning of the sytax of a language
Pragmatic Development
acquisition of knowledge about how language is used
Generativity
Idea that through the use of the finite set of words in our vocabulary we can put together an infinate number of sentences and express infinate number of ideas
Two uses of Symbols
- Repreesent thoughts feelings ans knowledge 2. communicate them to others
Distributional Properties
Phenomenon that in any language certain sounds are more likely to appear together than others
First step in language
perception of speech
The first indication of communicative competence
Turn-taking
Intersubjectivity
two interacting partners share a mutual understanding-foundation is joint attention (parents following babies lead)
When does a child speak their first words?
Between 10 & 15 months-called productive vocabulary
Referntial (analytic) style
Speech strategy that analyzes the speech stream into individual phonetic elements andd words; the first utterances of children who adopt this style tend to use isolated, often monosyllabic words