SOUND n.
A narrow passage of water, or a strait between the mainland and an island; also, a strait connecting two seas, or connecting a sea or lake with the ocean; as, the Sound between the Baltic and the german Ocean; Long Island Sound. The Sound of Denmark, where ships pay toll. Camden. Sound dues, tolls formerly imposed by D…
THULE n.
According to some, this land was Norway, according to others, Iceland, or more probably Mainland, the largest of the Shetland islands; hence, the Latin phrase ultima Thule, farthest Thule.