Apabhramsha is a term used by Sanskrit grammarians since Patanjali to refer to dialects of North India that deviate from the norm of Sanskrit grammar. The term literally means "corrupt" or non-standard language. It is used as a cover term for the dialects forming the transition between the late Middle Indic and early Modern Indic languages (for example Brij Bhasha), spanning the period between the 6th and the 13th centuries, though some scholars use it more narrowly to refer primarily to the tra… (More on Apabhramsha)