Your father's brother is your uncle.
"Uncle" is your father's brother.
Your father's brother's son is your first cousin.
what i call my father elder brother's wife
In Hindi, you would call your father's younger brother "chacha."
Your father's brother's son is your first cousin.
Your father's brother is your uncle. His wife is your aunt.
Your father's brother is your uncle.
Half-Brother.
Your uncle.
Your father's brother is your uncle; you are his niece (if you are a girl) or his nephew (if you are a boy).
You would call your father's brother's granddaughter's son your second cousin. In family terms, your father's brother is your uncle, his granddaughter is your cousin, and her son is your second cousin.
to you, she is your first cousin. to your father, she is his niece.