This exhaustive linguistic dictionary has been designed both for classroom use and for English language professionals. It provides a unique and effective learning source which 'mirrors' the continual spring of linguistic knowledge. It suggests a comprehensive, insightful analysis of the highly controversial and complicated issues of present day linguistics. This dictionary provides a pedagogical tool for those teaching various aspects of language to both upper lever undergraduates and graduate level researchers, and exploits the benefits of Turkish, Azerbaijani and Russian language scholarship in this field.