Origin: Fr, lit., language of oc (< Prov, yes < L hoc, this thing): from characteristic use of oc for affirmation (in contrast to langue d'oïl)
See langue d'oc in American Heritage Dictionary 4
noun
Origin:
Origin: French
Origin: , from Old French
Origin: : langue, language; see language
Origin: + de, of (from Latin dē; see de-)
Origin: + Old Provençal oc, yes; see Occitan
.