Roussillon is a proper noun referring to a historical region in southern France, now part of the Pyrénées-Orientales and, more broadly, a toponym used in literature and geography. In English, it denotes the place and its cultural associations; in French, it is pronounced with French phonology and typically used as a regional name. The term often appears in historical, linguistic, and travel contexts and is treated as a single stressed syllable proper noun in most uses.
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