Legal Definitions - cognatio

Definition: Cognatio (kog-nay-shee-oh) is a term used in Roman law to describe the relationship between people who share a common ancestor. It refers to a blood relationship or kinship between individuals who are related by birth.

Example: An example of cognatio would be the relationship between siblings who share the same parents. They are considered cognates because they have a blood relationship and share a common ancestor.

Explanation: Cognatio is a legal term that is used to describe the blood relationship between individuals who are related by birth. It is important in Roman law because it determines inheritance rights and other legal matters. The example of siblings illustrates this concept because they are considered cognates due to their shared blood relationship and common ancestor.