(nautical) A weighted line with distances marked off at regular intervals, used to measure the depth of water under a boat.

A sound along the northwestern coast of Washington, United States.

(music, acoustics, physics) sounding together

plural of sound wall

plural of sound hole

(music) An opening in the belly of a stringed instrument that increases its volume and enhances its tone quality.

plural of sound wave

plural of sound box

A rod or piece of iron used to ascertain the depth of water in a ship's hold. It is let down in a groove by a pump. / A probe used in urethral sounding

plural of radio sounding