Languedoc (n.) Look up Languedoc at Dictionary.com
language of the south of France in the Middle Ages, the language of the troubadours (Provençal is one of its principal branches), 1660s, from French langue d'oc "speech of the south of France," literally "the language of 'yes,' " from oc, the word used south of the Loire for "yes," which is from Latin hoc "this," which in Vulgar Latin came to mean "yes" (see oui). The name also was given to one of the provinces where it was spoken. Opposed to langue d'oïl, from the way of saying "yes" in the north of France, from Old French oïl (Modern French oui). The langue d'oïl developed into standard Modern French. Related: Languedocian.