姻いん戚せき関かん係けい

noun

relation by marriage; affinity

Refers to family ties created through marriage, as opposed to blood relations. Often used in formal or legal contexts.

• 彼かれとは姻いん戚せき関かん係けいにある。

  I am related to him by marriage.

• 姻いん戚せき関かん係けいを図ずにまとめた。

  I made a diagram of the relations by marriage.