RAIL n.
d), a splice connecting the adjacent ends of rails, in distinction from a chair, which is merely a seat. The two devices are sometimes united. Among several hundred varieties, the fish joint is standard. See Fish joint, under Fish. -- Rail train (Iron & Steel Manuf.), a train of rolls in a rolling mill, for making rai…
SALT n.
as, acid potassium sulphate is an acid salt. (b) A salt, whatever its constitution, which merely gives an acid reaction; thus, copper sulphate, which is composed of a strong acid united with a weak base, is an acid salt in this sense, though theoretically it is a neutral salt. -- Alkaline salt (Chem.), a salt which gi…
SKELETON a.
Consisting of, or resembling, a skeleton; consisting merely of the framework or outlines; having only certain leading features of anything; as, a skeleton sermon; a skeleton crystal. Skeleton bill, a bill or draft made out in blank as to the amount or payee, but signed by the acceptor. [Eng.] -- Skeleton key, a key wit…