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e. Language acquisition is the process by which humans acquire the capacity to perceive and comprehend language. In other words, it is how human beings gain the ability to be aware of language, to understand it, and to produce and use words and sentences to communicate. Language acquisition involves structures, rules, and representation.
Linguistics. Second-language acquisition ( SLA ), sometimes called second-language learning —otherwise referred to as L2 ( language 2) acquisition, is the process by which people learn a second language. Second-language acquisition is also the scientific discipline devoted to studying that process.
The main purpose of theories of second-language acquisition (SLA) is to shed light on how people who already know one language learn a second language. The field of second-language acquisition involves various contributions, such as linguistics, sociolinguistics, psychology, cognitive science, neuroscience, and education.
Approach to language acquisition research has focused on three areas, namely the cognitive approach to language acquisition or the developmental cognitive theory of Jean Piaget, the information processing approach or the information processing model of Brian MacWhinney and Elizabeth Bates (the competition model), and the social interactionist approach or social interaction model of Lev ...
Critical period hypothesis. The critical period hypothesis [ 1] is a theory within the field of linguistics and second language acquisition that claims a person can only achieve native-like fluency [ 2] in a language before a certain age. It is the subject of a long-standing debate in linguistics [ 3] and language acquisition over the extent to ...
In linguistics, the innateness hypothesis, also known as the nativist hypothesis, holds that humans are born with at least some knowledge of linguistic structure. On this hypothesis, language acquisition involves filling in the details of an innate blueprint rather than being an entirely inductive process. [ 1][ 2] The hypothesis is one of the ...
The Language Acquisition Device ( LAD) is a claim from language acquisition research proposed by Noam Chomsky in the 1960s. [ 1] The LAD concept is a purported instinctive mental capacity which enables an infant to acquire and produce language. It is a component of the nativist theory of language. This theory asserts that humans are born with ...
Second-language acquisition (often abbreviated to SLA) also refers to the scientific discipline devoted to studying that process. Second language refers to any language learned in addition to a person's first language, including the learning of third, fourth, and subsequent languages. It is also called second-language learning, foreign language ...