👉 The term "demesne" is a French word that refers to a private estate or family home, often located on one's own land. It is commonly used in English-speaking countries to refer to a home or property owned by a person who is not related to or has no direct contact with their immediate family members. The term "demesne" can also be used informally as a way of referring to a particular area, such as a plot of land or a piece of farmland