Abbreviation for English as a Foreign Language, referring to English language teaching in countries where English is not the official language.
Modern acronym formed in mid-20th century educational contexts, combining English, Foreign, and Language to distinguish from ESL (English as a Second Language).
EFL vs. ESL distinction reveals how linguists create precise categories: EFL assumes you have another native language and learn English separately, while ESL implies you're immersed in an English-speaking environment.
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