Carroll County, Iowa. Carroll County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 20,816. Its county seat is Carroll. The county is named in honor of Charles Carroll of Carrollton, signer of the Declaration of Independence.
Family tree showing the relationship of each person to the orange person, including cousins and gene share. A family tree, or pedigree chart, is a chart representing family relationships in a conventional tree structure. The more detailed family trees used in medicine and social work are known as genograms. 1 Family history representations.
noun. 1  Family is defined as a specific group of people that may be made up of partners, children, parents, aunts, uncles, cousins and grandparents. An example of a family is a set of parents living with their children. 2  The definition of family is the group of people who share common ancestors.