secondarylanguage
Secondary language, often denoted L2, is any language learned in addition to one's native language (L1). It may be used alongside L1 in daily communication, education, travel, or work, and its status can vary from a casual communicative skill to a dominant mode of expression. The term is primarily a linguistic and educational concept, distinguishing a learner’s second language from the first language and from languages learned as foreign languages in contexts where the language is not commonly used.
Second language acquisition (SLA) is the field that studies how people learn L2. Success in SLA is
Learning approaches include immersion, classroom instruction, tutoring, self-study, and technology-assisted methods. Proficiency levels are commonly described
L2 learning faces challenges such as cross-linguistic influence from the L1, fossilization of errors, and variable
See also: bilingualism, multilingualism, second language acquisition, language education.