a common language used by speakers of different languages; "Koine is a dialect of ancient Greek that was the lingua franca of the empire of Alexander the Great and was widely spoken throughout the eastern Mediterranean area in Roman times"
a language that has been developed by the learners of a second language who have not fully acquired it, but only approximated to it, preserved some features of their first language in speaking or writing the target language, and created innovations
a structured grammatical system, constructed by the learner, which approximates the grammatical system of the language being acquired
The nature of the linguistic output of a non-native speaker who has yet to achieve native-like fluency.
A term coined by Selinker to refer to the systematic knowledge of an L2 that is independent of both the target language and the learner's Ll. [31
Learnersâ€™ own version of the second language which they speak as they learn. Interlanguage is constantly changing and developing as learners learn more of the second language.
An interlanguage is an emerging linguistic system that has been developed by a learner of a second language who has not become fully proficient yet but is only approximating the target language: preserving some features of their first language in speaking or writing the target language and creating innovations. An interlanguage is idiosyncratically based on the learners' experiences with the L2. It can fossilize in any of its developmental stages.