Wiktionary
n. The child of one's parent, but only one parent.
Usage examples of "half-sibling".
I reminded her I had no mortal kin, only scores of divine half-siblings like herself, got by Zeus upon his scores of bedmates.
Thus Chimera, interestingly, was in fact Medusa's niece, Pegasus's cousin, and, since the winged horse was my half-sibling, not altogether unrelated to me.
Parents divorced, one sibling, one half-sibling through mother, no children.
Who were not the palace eunuchs they seemed, but rather some sort of incredibly valuable in-house science projects--the late Ba Lura might be better than half-sibling to Giaja himself, for all Miles knew.
Who were not the palace eunuchs they seemed, but rather some sort of incredibly valuable in-house science projects—the late Ba Lura might be better than half-sibling to Giaja himself, for all Miles knew.
He had several brothers and sisters, and also some half-siblings (from Joseph's previous marriage).
His brother and all the rest of his half-siblings had fled to one of their father's castles in the south upon hearing that Bannor the Bold, one of Edward's most dangerous and trusted young knights, had amassed an army and was preparing to march upon Elsinore.
He spent some weeks with Isaac working on the colors experiment, others with Wilkins (now back in London, running regular meetings of the Royal Society again) working on the Universal Character manuscript, others with Drake or with his older half-siblings, who’d returned to London at Drake’s command, to await the Apocalypse.