Defn: A wide-mouthed bottle with glass stopper for holding chemicals, especially crystallized salts.

SALTNESS
Salt"ness, n.

Defn: The quality or state of being salt, or state of being salt, or impregnated with salt; salt taste; as, the saltness of sea water.

SALTPETER; SALTPETRE Salt`pe"ter, Salt`pe"tre, (, n. Etym: [F. salpêtre, NL. sal petrae, literally, rock salt, or stone salt; Salt, and Petrify.] (Chem.)

Defn: Potassium nitrate; niter, a white crystalline substance, KNO3, having a cooling saline taste, obtained by leaching from certain soils in which it is produced by the process of nitrification (see Nitrification, 2). It is a strong oxidizer, is the chief constituent of gunpowder, and is also used as an antiseptic in curing meat, and in medicine as a diuretic, diaphoretic, and refrigerant. Chili salpeter (Chem.), sodium nitrate (distinguished from potassium nitrate, or true salpeter), a white crystalline substance, NaNO3, having a cooling, saline, slightly bitter taste. It is obtained by leaching the soil of the rainless districts of Chili and Peru. It is deliquescent and cannot be used in gunpowder, but is employed in the production of nitric acid. Called also cubic niter. — Saltpeter acid (Chem.), nitric acid; — sometimes so called because made from saltpeter.

SALTPETROUS
Salt`pe"trous, a. Etym: [Cf. F. salpêtreux.]

Defn: Pertaining to saltpeter, or partaking of its qualities; impregnated with saltpeter. [Obs.]

SALT RHEUM
Salt" rheum. (Med.)

Defn: A popular name, esp. in the United States, for various cutaneous eruptions, particularly for those of eczema. See Eczema.

SALTWORT
Salt`wort`, n. (Bot.)