[noncount] formal: the art or activity of cooking and eating fine food ▪ books about wine tasting and gastronomy
— gas·tro·nom·ic/ˌgæstrəˈnɑ:mɪk/alsogas·tro·nom·i·cal/ˌgæstrəˈnɑ:mɪkəl/adjectivealways used before a noun ▪ a rare fish that's considered a gastronomic delicacy