Malvani also known as "Malwani" is a major and significant dialect of the Konkani language, although it maybe more precise to define it as a Creole, a bridge dialect between the Konkani substrate and the Marathi into which it is being assimilated. It is spoken in and around the townships of Malvan, Vengurla and their environs in the district of Sindhudurg, which lie in the Maharashtra Konkan, i.e., that part of the Konkan allocated to the State of Maharashtra by the Indian States Re-Organization Committee, 1959. This is also called the Konkan Vibhag (i.e., Division) of Maharashtra. Konkani is a term used to refer both to a language and to an Indian ethnic group. ... The word substrate can mean the following: In biochemistry, a substrate is a molecule which is acted upon by an enzyme. ... Sindhudurg is a fortress which occupies an islet in the Arabian Sea, just of the coast of Maharashtra in western India. ... Maharashtra (महाराष्ट्र in Devanagari) is Indias third largest state in terms of area and second largest in terms of population after Uttar Pradesh. ... The Konkan, also called the Konkan Coast or Karavali is the name given to a stretch of rugged and beautiful section of the western coastline of India from Ratnagiri to Mangalore. ...