Sister-in-law. Your brother's wife is your sister-in-law. You are her brother-in-law. You are your wife's mother's son-in-law. She is your mother-in-law. Watch out for her...caution! LOL I just realized, you may be female. In that case, you are your brother's wife's sister in law too. You are both each other's sisters-in-law. You then would be your husband's mother's daughter in law. (Again, caution!LOL)
Your wife's brother would be called "brother-in-law".
Your brother's wife is your sister-in-law.
what i call my father elder brother's wife
Your wife's brother would be called "brother-in-law".
what i call my father elder brother's wife
brother in law
Your brother's wife is your sister-in-law. Your spouse's sister is also called your sister-in-law. Your sibling's husband is your brother-in-law; your spouse's brother is also called your brother-in-law.
Your brother's wife would be called your sister-in-law.
Your wife's mother's brother' son is your wife's first cousin, but is not rtealted to you.
In Marathi, brother's wife is called 'vayni'
Your brother's wife is called your "sister-in-law." If you are a male, you are her brother-in-law and if you are female, you are her sister-in-law.
If you are close to your step-brother, or to his wife, you can call her your sister-in-law. If you are not close, you can call her your "step-brother's wife."