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Spoken language phonetics: Transcription, articulation, consonants

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1 Spoken language phonetics: Transcription, articulation, consonants
LING 200 Winter 2009

2 Plan for today Phonetic transcription Phonetics
Articulation of speech sounds Description of consonants

3 First, some amazing things about language

4 What is a phonetic transcription?
Way of writing languages that have no writing system or have writing systems that don’t represent sounds consistently Spoken vs. signed languages

5 A language with no writing system
Witsuwit’en ‘driftwood’ ‘cane’ ‘footwear’ [təz] [thʌz] [qhɛ] no writing system until recently; one developed in the 70s based on phonetic transcription Notice some familiar symbols (but may have new values) some unfamiliar symbols

6 A language that doesn’t represent sound consistently
English Different letters but same sound she, tree, ski, believe, receive, amoeba Same letter but different sounds red, she, the, get

7 Why phonetic transcription needed
Allows us to “freeze” language and talk about structure how structure learned how structure may vary between speakers how structure may change over time Provides a universal framework for the description of spoken languages

8 What is phonetics? Articulatory phonetics how sounds are produced
Acoustic phonetics acoustic properties of sounds Auditory phonetics how sounds are perceived All branches use phonetic transcription

9 Articulatory phonetics Some of the vocal tract structures relevant for speech
nasal cavity pharynx oral cavity

10 A clip from The Human Language Evolves (Human Language, vol
“6 dancers” “the lips” “3 different parts of the tongue” “the soft palate” “the larynx”

11 More vocal tract structures relevant for speech
Distinct sound results from location, degree of constriction in vocal tract

12 Phonetic description =Description of speech sounds
For consonants, mainly: State of glottis Place of articulation Manner of articulation This is just a first pass at some of the parameters that need to be mentioned when describing consonants. Even for English we need more detailed descriptions (need to mention more parameters) when describing consonants.

13 Some places of articulation
upper articulator lower articulator “3 different parts of the tongue” tip(3)/blade(6) body(front-7/back-8) root

14 Some structures in vocal tract
descriptive term lips labial teeth dental alveolar ridge alveolar hard palate palatal soft palate = velum velar

15 Some places of articulation in English
lower articulator upper articulator example (bi-) labial bill (apico-) alveolar dill (dorso-) velar gill For some places of articulation, there is a default value for the lower articulator and it’s typically not mentioned in such cases see slide 13

16 Manner of articulation
= “degree of occlusion” How close are lower and upper articulator? Relatively close, narrowed or constricted (‘occluded’) airflow: consonants Relatively far apart, unconstricted airflow: vowels

17 Some consonant manners of articulation
Stops: complete occlusion of airflow bill, dill, gill Fricatives: air pressure build-up behind occlusion; turbulent airflow Liquids and glides: no pressure build-up

18 Some English fricatives
place of articulation example labiodental fin interdental thin alveolar sin palatal (palato-alveolar) shin laryngeal hinder

19 Liquids and glides = Approximants: No pressure build-up, non-turbulent airflow place example liquids alveolar lip retroflex* rip glides palatal yip labial (actually labio-velar) whip *See slide 13

20 State of the glottis

21 The larynx and vocal cords
vocal cords are muscles and ligaments on cartilage

22 Some states of the glottis in English
voiced: vocal cords are close, vibrate when air passes through glottis voiceless: vocal cords apart, do not vibrate Some voiced and voiceless fricatives voiceless voiced fooey voodoo thin then sip zip Aleutian illusion

23 Back to phonetic transcription
Transcription symbols abbreviate phonetic descriptions E.g. [p] = voiceless bilabial stop Phonetic transcription in square brackets International Phonetic Association ( interactive chart:

24 Summary Phonetic description of consonants place of articulation
manner of articulation (degree of occlusion) state of glottis Phonetic transcription

25 Question Think of some consonant in a language you know that is not one of the speech sounds of English. Be sure to name the language. Describe that consonant using whatever terms you like. (Write your TA’s name on your paper and hand to your TA.)


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