en.wikipedia.org/wiki/Sibling

A sibling is one of two or more individuals having one or both parents in common. A full sibling ... They may share the same mother but different fathers (in which case they are known as uterine siblings or maternal half-brothers/half-sisters), ...

genetics.thetech.org/ask/ask412

May 27, 2011 ... Since both parents give us an equal amount of our DNA, it doesn't matter ... Those horses with the same sire (dad) but different dams (mom) are ...

www.quora.com/What-if-you-have-the-same-mother-but-different-fathers-Are-you-full-or-half-siblings

Jan 15, 2018 ... The two older are 14 and 17 years older than me, but we only share the same mother. They have a different father than I do, but they share the same father.

phys.org/news/2013-08-negative-effects-half-siblings.html

Aug 11, 2013 ... "We find that first-born adolescents with half-siblings with the same mother but a different father do have less favorable outcomes compared to ...

www.reference.com/family/people-share-same-mother-different-fathers-b10c4452fe085987

Children who share the same mother but different fathers are called half-siblings, or half-brother or half-sister depending on their gender. Half-siblings may also ...

www.theyeshivaworld.com/coffeeroom/topic/full-sibling-or-half-sibling

If you have a sibling who shares the same father as you but has a different mother, he is considered a full sibling, halachicly, in all regards. (The same status as a ...

www.funtrivia.com/askft/Question77918.html

Like, if your brother has the same mother as you, but a different father, is he still your 'half' brother? A child with the same father and a different ...

www.buzzfeed.com/leonoraepstein/things-only-half-siblings-understand

Aug 4, 2014 ... For the last time, same father, different mother. Why is that so hard to understand ?

boards.straightdope.com/sdmb/archive/index.php/t-43546.html

If there are two siblings and they both have the same mother but two different fathers then they are considered to be brothers or sisters in full ...