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Learn about the organs of speech and how they produce different types of pronunciation. Discover the nature of speech sounds, vowels, consonants, and diphthongs. Explore the factors that influence pronunciation variations.
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Final de fonética I Docente : Acuña Suplente: Martin Alumna: Espindola 14/12/2009
The nature of speech Spoken language consists of successions of sounds emitted by organs of speech together with certain attributes. These successions of sounds are composed of: • Speech-sounds • Glides
Types of pronunciation No two persons of the same nationality pronounce their own language exactly alike. Reasons: • Locality • Social surroundings • Early influences
a.a. Plosive When active articulator comes in firm contact with a passive one, forming a structure of complete closure, the air streams built up behind this closure. The articulators separate suddenly producing an explosive sound called plosion.
a.a. affricative When active articulator comes in firm contact with a passive one, forming a structure of complete closure, but instead of opening suddenly producing an explosive sound, they come apart slowly into the fricative position.
a.a. fricative When active articulator comes into light contact with a passive one, forming a structure of closure approximation the air has to force its way out, making a noise called friction.
a.a. lateral When active articulator comes in firm contact with a passive one, and the air escapes down one or both sides of the contact.
Semi-vowel nasal The velum must must be lowered, and there must be a structure of compete closure somewhere in the mouth, so that the air escapes through the nose. These sounds are produced with an approximation of the articulators which is too open to cause friction
ə ɜ: u ɔ: u: ɒ a: ʌ æ e ɪ Vowel chart
Diphthongs • They are defined as independent vowel-glides. • They may be: • Long or short • Wide or narrow • Rising or falling
Diphthongs Types: • Closing diphthongs • Centring diphthong
ə u e ɪ centring diphthongs
ə u ɒ ʌ e ɪ Closing diphthongs
triphthongs Is a glide from one vowel to another and then to a third, all produced rapidly and without interruption.