(linguistics) The language a learner is attempting to acquire. / (linguistics, translation studies) The language into which a translation is done.

Profanity.

(linguistics) A language which is reconstructed by examining similarities in existing languages to try to deduce what a common ancestor language, no longer known, would have been like.

Words that represent concepts rather than physical things

Language considered inappropriate for use during a parliamentary session; especially profanity or suggestions of dishonesty.

Language in any of a number of different modalities such as speech, sign or writing.

(computing) Any programming language that consists (mostly) of a series of commands, typically assigning values to objects; a procedural language.

(slang) Text written in an incomprehensible script, especially Japanese, Chinese, Arabic or Hindi.

plural of computer language

(computing theory) A set of finite strings (called words) made of symbols (from a finite set of symbols, called an alphabet).