stepsibling

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|- |style="font-size: 94%; border: none; line-height: 1.4em; max-width: 100px;" |Charles and David are step-siblings as they are joined by the marriage of their parents Ben and Agatha. |} Step-siblings are children born of two different families who have been joined by marriage. A male step-sibling is a stepbrother and a female is a stepsister. The step-siblings relationship is connected through law and is not a blood relation.