The paper shows that a tone glide which begins with a high vowel and changes to a mid vowel (with a gradual increase in intensity) should be regarded as a characteristic feature of the phonemes /†/ and /w/. A vowel system which consists of seven phonemes can only function with diphthongs [i.. e] and [uo], which are realised as the phonemes /†/ and /w/ respectively. These diphthongs manifest a completely parallel structure. Firstly, it explains the nature of the diphthongal /†/ in South Russian dialects; secondly, it supports the view that the phoneme /w/ appears to be a correlate of the phoneme /†/, which is a result of the trend towards the symmetrisation of the Old Russian language phonological system. This basic similarity between the allophones /†/ and /w/ is only found in dialect systems with a phoneme set containing seven vowel phonemes. The tendency for diphthongs to turn into simple vowels primarily affects the diphthong [i. e] and only secondarily the diphthong [u. o]. The process of monophthongisation leads to the development of asymmetrical vowel systems which are characterised by a statistically significant dominance of the diphthong [i.. e] over the diphthong [uo].
Russian phonetics, dialectology, South Russian dialects, stressed vocalism, phonemes /†/ и /w/, Russian phonetics, dialectology, South Russian dialects, stressed vocalism
1. Avanesov R. I. Russkaja literaturnaja i dialektnaja fonetika (Russian Literature and Dialect Phonetic), Moscow, 1974.
2. Avdeeva M. T. Slovar' ukrainskih govorov Voronezhskoj oblasti (Dictionary of Ukranian Dialects of Voronezhskaja Region), Voronezh, 2012, vol. 2.
3. Bevzenko S. P. Ukrains'ka dialektologija (Ukranian Dialectology), Kiiv, 1980.
4. Beskrovnyj A. M. 1949 “Iz istorii obrazovanija perehodnogo ukrainsko-russkogo dialekta v Voronezhskoj oblasti” (From History of Forming of Transitional Ukranian-Russian Dialect in Voronezhskaja Region), in Mat-ly i issled. po russkoj dialektologii, Moscow, Leningrad, 1949. vol. 2, pp. 312-319.
5. Brok O. 1907 “Opisanie odnogo govora iz jugo-zapadnoj chasti Totemskogo uezda” (Description of a Dialect from South-Western Part of Totemskij District), in Sb. ORJaZ, Saint-Petersburg, 1907, vol. 83/4.
6. Bromlej S. V. 1949 “Nabljudenija nad udarjaemymi glasnymi pri sobiranii materialov po «Programme»” (Observations on Tone Vowels by Gathering Materials for “Program”), in Bjulleten' dialektologicheskogo sektora In-ta russkogo jazyka, Moscow, Leningrad, 1949, vol. 5, pp. 22-51.
7. Vasil'ev L. L. 1929 “O znachenii kamory v nekotoryh drevnerusskih pamjatnikah XVI–XVII vekov. K voprosu o proishozhdenii zvuka o v velikorusskom narechii” (About Meaning of Kamora in Some Old Russian Texts of XVI–XVII Centuries. To Question of Origin of Sound o in Great Russian Dialect), in Sb. po rus. jazyku i slovesnosti, Leningrad, 1929, vol. 1/2.
8. Volkova N. A. Fonetika govorov Posem'ja. Istorija i sovremennoe sostojanie (Phonetic of Dialects of Posem’e. History and Modern State), Cherepovec, 2003.
9. Vysotskij S. S. 1967 “Opredelenie sostava glasnyh fonem v svjazi s kachestvom zvukov v severnorusskih govorah” (Definition of Structure of Vowel Phonemes in Connection with Quality of Sounds in North Russian Dialects), in Ocherki po fonetike severnorusskih govorov, Moscow, 1967. pp. 5-82.
10. Vysotskij S. S. 1977 “Fonemnyj sostav slova kak osnova dlja izuchenija zvukovogo stroja govora” (Phonemic Structire of Word as Basis for Study of Sound System of a Dialect), in Vysotskij S. S. (ed.) Jeksperimental'no-foneticheskie issledovanija v oblasti russkoj dialektologii, Moscow, 1977, pp. 3-52.
11. Galinskaja E. A. Istoricheskaja fonetika russkih dialektov (Historical Phonetic of Russian Dialects), Moscow, 2002.
12. Durnovo N. N. Izbrannye raboty po istorii russkogo jazyka (Selected Works for History of Russian Language), Moscow, 2000.
13. D'jachenko S. V. 2012 “Nabljudenija nad udarnym vokalizmom treh arhaicheskih voronezhskih govorov” (Observatoin on Tone Vocalism of Three Archaic Dialects of Voronezh), in Aktual'nye problemy russkoj dialektologii. Tezisy dokladov Mezhdunarodnoj konferencii 27-28 oktjabrja 2012 g., Moscow, 2012, pp. 36-40.
14. Zhuravlev V. K. 1963 “Iz istorii vokalizma v praslavjanskom jazyke pozdnego perioda” (From History of Vocalism in Preslavonic Language of Late Period), in Voprosy jazykoznanija, 1963, vol. 2, pp. 8-19.
15. Zhuravlev V. K. Diahronicheskaja fonologija (Diachronical Phonology), Moscow, 1986.
16. Kasatkin L. L. Sovremennyj russkij jazyk. Fonetika (Modern Russian Language. Phonetic), Moscow, 2006.
17. Kasatkin L. L. Sovremennaja russkaja dialektnaja i literaturnaja fonetika kak istochnik dlja istorii russkogo jazyka (Modern Russian Dialect and Literary Phonetic as Source for History of Russian Language), Moscow, 1999.
18. Kasatkina R. F. 2000 “Juzhnorusskoe narechie. Novye dannye“ (South Russian Dialect. New Data), in Voprosy jazykoznanija, 2000, vol. 6, pp. 98-109.
19. Klejmenova E. S. Govory juzhnoj chasti Kaluzhskoj obl. Dis. ... kand. filol. nauk (Dialects of South Part of Kaluzhskaja Region. Dissertation), Moscow, 1956.
20. Kodzasov S. V., Krivnova O. F. Obshhaja fonetika (General Phonetic), Moscow, 2001.
21. Kotkov S. I. Juzhnovelikorusskoe narechie v XVII stoletii (South Great Russian Dialect in XVII Century), Moscow, 1963.
22. Kryvshhk1 A. A. Dyjalektalopja belaruskaj movy (Dialectology of Byelorussian Language), Minsk, 2003.
23. Listrova Ju. T. 1955 “K izucheniju kursko-orlovskogo dialekta (govor s. Otskochnogo Dmitrjashevskogo r-na Lipeckoj obl.)” (To Study of Kursk-Orel Dialect (Dialect of village Otskochnoje of Dmitrjashevskij District of Lipeckaja Region), in Uch. zap. Kishinevskogo gos. ped. in-ta, Kishinev, 1955, vol. 4, pp. 197-208.
24. Martine A. Princip jekonomii v foneticheskih izmenenijah (Principle of Economy in Phonetical Changes), Moscow, 1960.
25. Paufoshima R. F. Fonetika slova i frazy v severnorusskih govorah (Phonetic of Word and Phase in North Russian Dialects), Moscow, 1983.
26. Shvtorak G. P. Formuvannja i dialektna diferenshhashhja davn'orus'ko! movi (Forming and Dialect Differentiation of Old Russian Language), Kiiv, 1988.
27. Popov M. B. Problemy sinhronicheskoj i diahronicheskoj fonologii russkogo jazyka (Problems of Synchronic and Diachronic Phonology of Russian Language), Saint-Petersburg, 2004.
28. Kasatkina L. L. (ed.) Russkaja dialektologija (Russian Dialectology), Moscow, 2005.
29. Kasatkina R. F. (ed.) Russkie narodnye govory. Zvuchashhaja hrestomatija. Juzhnorusskoe narechie (Russian Folk Dialects. Sound Chrestomathy. South Russian Dialect), Moscow, 1999.
30. Panova M. V. (ed.) Russkij jazyk i sovetskoe obshhestvo. Fonetika sovremennogo russkogo literaturnogo jazyka. Narodnye govory (Russian Language and Soviet Society. Phonetic of Modern Russian Literary Language. Folk Dialects), Moscow, 1968.
31. Selishhev A. M. Izbrannye trudy (Selected Works), Moscow, 1968.
32. Sidorov V. N. Iz russkoj istoricheskoj fonetiki (From Russian Historical Phonetic), Moscow, 1969.
33. Ter-Avanesova A. V. 2008 “Fragment sistemy imennogo slovoizmenenija i akcentuacii slobodskogo govora” (Fragment of System of Name Inflection and Accentuation of Slobodskoj Dialect), in Mat-ly i issled. po russkoj dialektologii, Moscow, 2008, vol. 3/9, pp. 67-111.
34. Ter-Avanesova A. V. 2001 “Materialy po akcentuacii govora derevni Pustosha (sushhestvitel'nye muzhskogo roda)” (Materials for Accentuation of Dialect of Village Pustosha (Masculine Names)), in Russkij jazyk v nauchnom osveshhenii, 2001, vol. 1/3, pp. 150-167.
35. Fomina T. G. 1982 “K voprosu o kachestve glasnyh fonem
36. Fortunatov F. F. Izbrannye trudy (Selected Works), Moscow, 1957, vol. 2.
37. Shahmatov A. A. 1964 “Diftongi uo i Te v velikorusskih govorah” (Diphthongs uo and ie in Great Russian Dialects), in Voprosy jazykoznanija, 1964, vol. 5, pp. 110-120.