step relationship

Step-sibling

Stepbrother or stepsister

Definition

A step-sibling is the child of your step-parent and is not a blood sibling unless you also share a biological parent.

How the relationship works

The connection is through marriage (or partnership) of parents, not a shared biological parent.

Example path

YouStep-sisterShared ancestor: parent

Step-sister

Path: You → Step-sister

“sister” is a direct kinship term from you to that person.

  • Classification: step
  • Shared ancestor: parent

Frequently confused with

Related relationships

Try the calculator Cousin calculator