Merlin /mer-lin/ [2 sylls.] as a boys' name is pronounced MER-lin. It is of Welsh origin, and the meaning of Merlin is sea fortress.Mythology: Arthurian tales describe Merlin as the wizard who was King Arthur's mentor. Myrddin, the wizard who tutored King Arthur in British legend was known as Myrddin Emrys.erlin /mer-lin/ [2 sylls.] as a boys' name is pronounced MER-lin. It is of Welsh origin, and the meaning of Merlin is sea fortress.
1 Preheat oven to 375 degrees F. 2  Coat beets lightly with oil. 3  Wrap beets in aluminum foil, place on a baking sheet, and roast in the oven until cooked through, approximately 45 to 60 minutes.  Remove from the oven, let cool for 10 minutes, and then peel and slice into 1/4-inch thick slices.
Roast the beets for 50 to 60 minutes. Cook the beets until tender, checking them by inserting a fork into the center of each beet. When the fork glides in easily, the beets are tender enough to remove from the oven. Check the beets every 20 minutes or so to make sure that they have not begun to scorch.