stepsibling

[ step-sib-ling ]

noun

1. a stepbrother or stepsister.

Example Sentences

Campbell was born in Salzburg, Austria, the second daughter of Georg and Maria von Trapp and a younger stepsibling to the older von Trapp children who went on to be depicted in stage and film.

From Seattle Times

The stepmother and stepsibling problems sound real.

From New York Times

Now of course, it’s not always ideal to date a stepsibling, because, as we have seen in previous letters, things can get awkward at family events if the relationship falls apart.

From Slate

Like the world of “WandaVision,” Disney’s creations reflected not quite reality but its saccharine stepsibling, recognizable and appealing but hardly real life.

From Washington Times

The kids seem to have a normal stepsibling relationship: one part affection, one part annoyance, one part disinterest.

From Slate