DIALECT

noun Usage: often attributive see: dialogue Date: 1577 1. a regional variety of language distinguished by features of vocabulary, grammar, and pronunciation from other regional varieties and constituting together with them a single language , one of two or more cognate languages , a variety of a language used by the members of a group , a variety of language whose identity is fixed by a factor other than geography (as social class) , register 4c, a version of a computer programming language, manner or means of expressing oneself ; phraseology , ~al adjective ~ally adverb