atavunculus
atavunculus (at-[schwa]-v[schwa]ngk-y[schwa]-l[schwa]s), n. [Latin] Civil law. A great-great-great-grandfather’s brother.
atavunculus (at-[schwa]-v[schwa]ngk-y[schwa]-l[schwa]s), n. [Latin] Civil law. A great-great-great-grandfather’s brother.