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Lecture #2- Sept 22
Phonetics- having the property of sound
-scientific study of speech sounds
-major areas of phonetics:
-articulatory phonetics: production of speech sounds
Acoustic phonetics: physical properties of speech sounds (not covered in this course)
Auditory phonetics: how sounds are heard and perceived (not covered in this course)
Speech and Segments
Native speakers of English can:
-identify the beginning sound of ‘ban’ as the same as the beginning sound of ‘bun’ ‘brick’,
-identify the ending sound of ban as the same as the ending sound of ton, thin, etc.
- how do we know that we “have” speech segments? We know that as a rule because we are
English native speakers.
-evidence of “segments” from speech errors
-slips of the tongue/spoonerisms
-you have hissed my mystery lecture
-segments as planning units in speech production
-spelling doesn’t help with segments. We’re working with how out mouth moves.
We hear things that are not there.
Acoustic signals do not come with segment boundaries.
-you cannot really isolate ‘b’ from ‘a’ or ‘n’ from ‘a’ in the continuous acoustic signal
The articulatory gestures for different segments are typically produced with a significant
amount of overlap.
-while your mouth is closed for b your tongue is already in position for a. Compare
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