1. A single parent family refers to a household where only one parent or legal guardian lives with their minor children, and the other parent is absent due to divorce, separation, death, disappearance, or unmarried status.
2. In such family structures, single parents need to independently take on the responsibility of raising and educating their children, and may face various challenges such as economic, psychological, and social support.
3. A single parent family does not refer to a child without either parent, but rather emphasizes that at a certain time, only one parent or guardian is actually responsible for taking care of and raising the child.