On Thu, 16 Dec 2010 15:05:12 -0800 (PST), Nehmo <nehmo54@hotmail.com> wrote: >A girl’s mother’s new husband’s son (the boy) from the husband’s prior >marriage is what relation to the girl? The girl doesn’t share either >genetic parent with the boy. The girl has half the genes of her >mother, and the boy has half the genes of his father. But there’s no >genetic overlap between the girl and the boy. > > Some would use the term non-genetic brother. Is there a more accurate >or more accepted term? Step-brother -- Steve Hayes Web: http://hayesgreene.wordpress.com/ http://hayesgreene.blogspot.com http://groups.yahoo.com/group/afgen/