| Noun | 1. | indigenous language - a language that originated in a specified place and was not brought to that place from elsewhere language, linguistic communication - a systematic means of communicating by the use of sounds or conventional symbols; "he taught foreign languages"; "the language introduced is standard throughout the text"; "the speed with which a program can be executed depends on the language in which it is written" substratum, substrate - an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population; "the Celtic languages of Britain are a substrate for English" |