Before I discuss the term Bilingualism, Trilingualism and Multilingualism, let's see the definition of language, because is all about words and languages. What is Language:- Language means "any one of the systems of human language that are used and understood by a particular group of people" Or "A language is a system of communication which consists of a set of sounds and written symbols which are used by the people of a particular country or region for talking or writing." So language is a part of our life. Without language, we can not do anything. Every country has its own Native language. For example, if you are living in India then your language is Gujarati. But there is a different kind of Gujarati languages. So let's see the meaning of Bilingualism, Trilingualism and Multilingualism. Bilingualism: Having the ability to speak two languages. This is a method in which two languages are used. We all are studying the second language