Wiktionary
n. a language which is still spoken in the contemporary period, as opposed to a dead language
Wikipedia
Living Language, an imprint of Random House, LLC, is a foreign language self-study publisher. Living Language publishes a number of courses in languages such as French, German, Italian, Persian, Arabic, etc.
Usage examples of "living language".
It's a safe bet that another century will see it as the second language of every passably educated person on Earth, and in another millennium it may well be the only living language.
But it remains probably closer to them than any other living language.
Although initially banned in many countries, by 2025 it would be translated and published in every nation, in every living language on earth.
The living language of our time, born spontaneously and naturally in accord with its spirit, is the language of urbanism.