The relationship between an individual and their mother’s cousin is commonly referred to as a “first cousin once removed.” This designation signifies a specific degree of familial connection within a kinship structure. For example, the children of one’s first cousin are also considered first cousins once removed to that individual.
Understanding these familial relationships is crucial for genealogical research, legal matters such as inheritance, and appreciating the nuances of family history. Historically, close extended family ties provided a strong support network, influencing social structures and cultural practices. A clear understanding of these connections helps maintain accurate records and strengthens familial bonds.