Want this question answered?
Yes.
No.
If your sister marries someone else's brother, that brother is your brother-in-law (and you are his brother-in-law or sister-in-law), but you are not related to that someone else.
There are two ways your father's only brother can have a sister-in-law.If the brother marries someone who has a sister, that sister is his sister-in-law and is not related to you.The other sister-in-law he can have is the wife of his brother, i.e. your father's wife, also known as your mother.
Very dumb question... Yes!
If they are biological brothers/sisters then they either have the same mother OR fatheror have both the same mother AND father.If they are brother and sister by law then they're brother-in-law or sister-in-law brother-in-law if that person is male and is the brother of the person your biological brother or sister marriedsister-in-law if that person is female and is the sister of the person your biological brother or sister marriedIf the biological brother has a romantic relationship with the biological sister then their relationship will be called incest.
There is no name for such a person, because there is no relation. Example. Bob and Susie are brother/sister. Susie marries Tom. Bob and Tom are Brother's in law. Bob has NO relation to anyone else in Tom's family. Susie does however.
its your sister
The daughter of a person's brother or sister is that person's Niece The son of a person's brother or sister is that person's nephew
A sibling is any person who is either brother or sister to that person. Half siblings and step-siblings are the same, are the same, but half sibling is a half-brother or half sister, and a step sibling is a step brother or step sister. No matter what your age, any brother or sister is considered a sibling.
Theoretically, your sister.If your sister marries, her husband is now your brother in law. So his wife would be your sister. If he has re-married, he is technically not your brother in law anymore, so you have no direct relation to his wife.AnswerYour brother-in-law's wife is your sister-in-law. That is to say your wife's brother.
siblings are a person's brother or sister