SLIDING a.
to be hoisted and lowered by means of halyards. -- Sliding keel (Naut), a movable keel, similar to a centeboard. -- Sliding pair. (Mech.) See the Note under Pair, n., 7. -- Sliding rule. Same as Slide rule, under Slide, n. -- Sliding scale. (a) A scale for raising or lowering imposts in proportion to the fall or r…
SOUNDING n.
in making soundings. -- Sounding 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. --…
SPAN n.
A pair of horses or other animals driven together; usually, such a pair of horses when similar in color, form, and action. Span blocks (Naut.), blocks at the topmast and topgallant-mast heads, for the studding-sail halyards. -- Span counter, an old English child's game, in which one throws a counter on the ground, and…