English as a lingua franca English as a lingua franca English as a lingua franca (ELF) is the use of the English language as "a common means of communication for speakers of different first languages". ELF is also "defined functionally by its use in intercultural communication rather than formally by its reference to native-speaker norms" whereas English as a foreign language aims at meeting native speaker norms and gives prominence to native speaker cultural aspects. While lingua francas have been used for centuries, what makes ELF a novel phenomenon is the extent to which it is used – both functionally and geographically. A typical ELF
English as a second or foreign language English as a second or foreign language English as a second or foreign language is the use of English by speakers with different native languages. Language education for people learning English may be known as English as a second language (ESL), English as a foreign language (EFL), English as an additional language (EAL), or English for speakers of other languages (ESOL). The aspect in which ESL is taught is called teaching English as a foreign language (TEFL). The term "ESL" has been seen by some to indicate that English would be of subordinate importance; for example, where English is used