EN
The paper presents a system analysis and computer aided research of the lexicon of a Russian dialectal packet (in Poland). The vocabulary referring to a chosen discipline (covering over 6000 words) was indexed with respect to various indispensable features like lexical geography, etymology, chronology,phonetics, word-formation, inflection, stability of the surface fore etc. The participation of words in a given cluster of synonyms, their stylistic and other features were also indexed.