(linguistics) The phenomenon in which speakers of two or more languages or varieties interact and influence each other.

(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.

plural of lip language

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

plural of modern language

plural of language laboratory

plural of language game

plural of language school