(philosophy) A set of rules governing how participants respond to utterings. / A game that is based on players’ knowledge of a language or languages, such a fictionary, hangman. etc.

(in the context of language revival) Extinct / language.

(dated) Language produced by clearly moving the lips so that it can be lipread.

(computer science) A formal language that can be expressed using a regular expression or finite-state machine.

plural of language laboratory

plural of language game

plural of language school

(derogatory) Official speech that is evasive or pretentious.

the geographical area where some language is commonly spoken

The interdisciplinary field dealing with making computer programs model, analyze, produce, modify and respond to human language.