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The Interaction between Contrast, Prosody, and Coarticulation in Structuring Phonetic Variability.

Khalil Iskarous, Darya Kavitskaya

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|January 11, 2011

Summary

Russian trills maintain a phonetic contrast unlike other Slavic languages. This study reveals that despite coarticulation and prosodic influences, specific phonetic tendencies stabilize this Russian trill contrast.

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Area of Science:

Phonetics
Linguistics
Slavic Languages

Background:

Russian preserves a phonemic contrast between non-palatalized and palatalized trills, a distinction lost in most Slavic languages.
The maintenance of this contrast, despite phonetic pressures like coarticulation and prosodic weakening, is not fully understood.

Purpose of the Study:

To investigate the phonetic expression of the Russian trill contrast.
To test the hypothesis that resistance to coarticulation and prosodic effects stabilizes the contrast.
To explore how phonetic variability influences the maintenance of phonemic contrasts.

Main Methods:

Analysis of intrasegmental and intersegmental coarticulation in Russian trills.
Examination of the effect of domain boundaries on trill pronunciation.
Quantitative analysis of phonetic variability in Russian trills.

Main Results:

Phonetic variability due to coarticulation and domain boundaries is systematically present in Russian trills.
Contrary to expectations, Russian trills are not entirely resistant to coarticulation and prosodic influence.
The study quantifies the phonetic variability within Russian trills.

Conclusions:

Phonetic tendencies observed in Russian trills mirror strategies used by other Slavic languages to manage instability in Proto-Slavic trills.
These phonetic tendencies may be the source of contrast stabilization in Russian.
The findings offer insights into the Degree of Articulatory Constraint (DAC) model and Articulatory Phonology.