From the Hebrew name יִתְרוֹ (Yitro)
, which was derived from the Hebrew word יֶתֶר (yeter)
meaning "abundance". According to the Old Testament
, Jethro was a Midianite priest who sheltered Moses
when he fled Egypt. He was the father of Zipporah
, who became Moses's wife. A famous bearer of the name was Jethro Tull (1674-1741), an English inventor and agriculturist.