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A wooden box, used in salt works for holding the salt when taken out of the boiling pans.

To filter. Salt water, drained through twenty vessels of earth, hath become fresh. Bacon.

To sweeten; to free from acidity, saltness, or acrimony. Wiseman.

al instrument in use among the Jews. Dan. iii. 5. It is supposed to be the same with the psaltery.

To cure, as codfish, in a particular manner, by laying them, after salting, in a pile in a dark place, covered with salt grass or some like substance.

en dries up, leaving the skin covered with crusts; -- called also tetter, milk crust, and salt rheum.

To free from acids, salts, or other soluble substances, by washing; to purify. [R.]

decomposition, esp. from the loss of water, on simple exposure to the air; as, Glauber's salts, and many others, effloresce.

The formation of the whitish powder or crust on the surface of efflorescing bodies, as salts, etc.

That effloresces, or is liable to effloresce on exposure; as, an efflorescent salt.

The sodium salt of a sulphonic acid of a naphthol, C10H5(OH)(NH2)SO3Na used as a developer.

A salt of elaidic acid.

y a mucilaginous substance. (b) In photography, a liquid preparation of collodion holding salt of silver, used in the photographic process.

Native sulphate of magnesia or Epsom salt.

A combining unit, whether an atom, a radical, or a molecule; as, in acid salt two or more equivalents of acid unite with one or more equivalents of base. Mechanical equivalent of heat (Physics), the number of units of work which the unit of heat can perform; the mechanical energy which must be expended to raise the tem…

nts in the mineral gadolinite from Ytterby in Sweden. Symbol Er. Atomic weight 165.9. Its salts are rose-colored and give characteristic spectra. Its sesquioxide is called erbia.

pering tail, which spiracles at the tip, and for their ability to live in very impure and salt waters; -- also called drone fly.

lemon oil is a terpene, oil of bitter almonds an aldehyde, oil of wintergreen an ethereal salt, etc.; -- called also volatile oils in distinction from the fixed or nonvolatile.

An ethereal salt, or compound ether, consisting of an organic radical united with the residue of any oxygen acid, organic or inorganic; thus the natural fats are esters of glycerin and the fatty acids, oleic, etc.

ame molecule; as, ethyl methyl ether, C2H5.O.CH3. -- Compound ether (Chem.), an ethereal salt or a salt of some hydrocarbon as the base; an ester. -- Ether engine (Mach.), a condensing engine like a steam engine, but operated by the vapor of ether instead of by steam.