SOUNDING n.
post (Mus.), a small post in a violin, violoncello, or similar instrument, set under the bridge as a support, for propagating the sounds to the body of the instrument; -- called also sound post. -- Sounding rod (Naut.), a rod used to ascertain the depth of water in a ship's hold. -- In soundings, within the eighty-fa…
SPAN n. 2 definitions
he spread or extent of an arch between its abutments, or of a beam, girder, truss, roof, bridge, or the like, between its supports.