Altaic is a proposed language family which includes 66 languageshttp://www.ethnologue.com/show_family.asp?subid=90009 Ethnologue spoken by about 348 million people, mostly in and around Central Asia and northeast Asia. The relationships among these languages remain a matter of debate among historical linguists. Some scholars consider the obvious similarity among these languages to indicate a genetic relationship; others propose that it is the result of a sprachbund.