Arimathea means in the bible: Joseph was the rich counselor and home of Jesus Matt. 27:57, Luke 23:50-501, John 19:38. In whose tomb Jesus was buried. Ramathaim, an Old Testament figure who is the origin of Samuel 1 Samuel. 1:1, located in Ephraim, a hill country northwest of Jerusalem. Sometimes called Ramah. Also see Joseph and Ramah.
(in Bible Dictionary)
