1
The earning and acquisition of a second language once the mother tongue or first language acquisition is established.
2
the study of human societies and cultures and their development.
3
The scientific study of language and its structure, including the study of grammar, syntax, and phonetics.
4
The scientific study of the human mind and its functions, especially those affecting behaviour in a given context.
5
The study of the fundamental nature of knowledge, reality, and existence, especially when considered as an academic discipline.
6
The branch of physics concerned with the properties of sound
7
The study of the development, structure, and functioning of human society.
8
A collection of written or spoken material in machine-readable form, assembled for the purpose of linguistic research.