Linguistics is an important part of any language. Knowledge of linguistics is required to speak accurate and pure language. Knowledge of linguistics helps to know and understand the nuances of language better. In this app I have tried to discuss different aspects of linguistics. Hopefully, the Linguistics app will be useful for education lovers, Bengali language lovers and students of different schools and colleges.Topics in this edition:• Definition and characteristics of languageবিভিন্ন Different doctrines regarding the origin of language• Languages of the worldIndo-European language lineage• Ancient Indian Aryan language• Central Indian Aryan language• New Indian Aryan languageউদ্ Origin of Bengali language• Ancient Bengali• Middle Bengali• Modern Bengali• Bengali script• Sadhu language and colloquial languageVowels