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Voiced Alveolar Fricative




The voiced alveolar fricatives are Consonant al sounds. The symbol in the International Phonetic Alphabet that represents these sounds depends on whether a Sibilant or non-sibilant fricative is being described.

  • The symbol for the alveolar sibilant is , and the equivalent X-SAMPA symbol is z. The IPA symbol {Link without Title} is not normally used for Dental or Postalveolar sibilants unless modified by a diacritic ( and respectively).

  • The IPA symbol for the alveolar non-sibilant fricative is derived by means of Diacritic s; it can be or .




THE VOICED ALVEOLAR SIBILANT


Features


Features of the voiced alveolar fricative:



In English


The voiced alveolar fricative occurs in English, and it is the sound denoted by the letter 'z' in ''zoo'' or the letter 's' in ''roses''.


THE VOICED ALVEOLAR NON-SIBILANT FRICATIVE


Features

The features of the voiceless alveolar non-sibilant fricative are identical to those above, except that,

  • Its Manner Of Articulation is simple Fricative , which means it is produced by constricting air flow through a narrow channel at the place of articulation, causing Turbulence , but without the grooved tongue and directed airflow, or the high frequencies, of a sibilant.



Found in

;English
In some urban South Africa n dialects of English, is pronounced , while in Scouse , can sometimes have either this sound or a corresponding Affricate . (Marotta and Barth 2005)

;Icelandic
The Icelandic letter ð (eth) is used for this sound. (It is replaced by þ (thorn) at the beginning of a word, where it is a Voiceless Alveolar Non-sibilant Fricative . Old English had a similar Allophonic distribution but used the letters þ and ð indiscrimately for both the Voiceless and Voiced Dental Fricative ; in modern English both are replaced by the diagraph "th".) Icelandic is usually Apical , whereas is Laminal .

  • Icelandic ''þakið'' "roof".



SEE ALSO




REFERENCES


  • Marotta, G. and Barth, M., Acoustic and sociolingustic aspects of lenition in Liverpool English, ''Studi Linguistici e Filologici Online'' 3.2, pp377-413. Available online (including sound files).