("a height".) (especially by the sea shore.) An island off the boundary line between Ionia and Caria, three or four miles from the mainland. Mentioned in Paul's return from his third missionary journey (Acts 20:15), on his way from Chios to Miletus. He spent the night at the anchorage of Trogyllium in the strait between Samos and the extremity of the ridge of Mycale on the mainland. The Greeks conquered the Persians in the sea fight of Mycale, B.C. 479.