Multilingualism

Multilingualism is the use of more than one language, either by an individual speaker or by a group of speakers. When the languages are just two, it is usually called bilingualism. It is believed that multilingual speakers outnumber monolingual speakers in the world's population.

Extends: Multilingualism, [Language acquisition](https://wikipedia.org.ai/Language acquisition), [Sociology of language](https://wikipedia.org.ai/Sociology of language), Neurolinguistics