The act or process of making Louisianan; to adapt to the custom, culture, or style of Louisiana.; The act or process of assimilation into the dominant language of a country to the detriment of the main historical language of a region, as happened historically in Louisiana (which was once majority-francophone but is now majority-anglophone).
“« Si on ne modifie pas les politiques linguistiques, on s’en va vers une louisianisation du Québec », estime le président de la Société Saint-Jean-Baptiste (SSJB) de Montréal, Mario Beaulieu. "If we do not change the language policies, we are moving towards a 'Louisianization' of Quebec," says the president of the Société Saint-Jean-Baptiste (SSJB) de Montréal, Mario Beaulieu.”
From louisianiser (“to make Louisianan”) + -ation (“-ation”).