Lexicographic registration of Afro-American sociolect nomination

The article presents data on the lexicographic analysis of Afro-American sociolect nomination given in J.R.Bartlett`s Dictionary of Americanisms. Special attention is paid to social stylistic gradation of English afrosublanguage sociolect lexical system, historical and etymological features of Afro-American ethnosociolect nomination, systems of micro-, macro- and megastructural ethnosociolect lexicographic instruments and degree of their usage within the revealed formats.