العالم
كلمة (عالم) في اللغة اسم فاعل من الفعل (عَلِمَ يَعلَمُ) والعلم...
A father's brother through agnation, conception, or suckling.
"‘Amm" (paternal uncle) refers to the brother of one's father through agnation (from both parents or from the father's side), conception (from both parents or from the mother's side), or suckling (that one woman breastfed one's father and another man, so they became brothers by this effect).
"‘Amm": the father's brother. "‘Ammah": the father's sister
One’s father’s brother, or grandfather’s brother, or even higher.