METAL n. 2 definitions
An elementary substance, as sodium, calcium, or copper, whose oxide or hydroxide has basic rather than acid properties, as contrasted with the nonmetals, or metalloids. No sharp line can be drawn between the metals and nonmetals, and certain elements partake of both acid and basic qualities, as chromium, manganese, bis…
MICROCOSMIC; MICROCOSMICAL a.
Microcosmic salt (Chem.), a white crystalline substance obtained by mixing solutions of sodium phosphate and ammonium phosphate, and also called hydric-sodic- ammonic-phosphate. It is a powerful flux, and is used as a substitute for borax as a blowpipe reagent in testing for the metallic oxides. Originally obtained by…
NATIVE a.
Found in nature; not artificial; as native sodium chloride. Native American party. See under American, a. -- Native bear (Zoöl.), the koala. -- Native bread (Bot.), a large underground fungus, of Australia (Mylitta australis), somewhat resembling a truffle, but much larger. -- Native devil. (Zoöl.) Same as Tasmanian…
NITER; NITRE n.
Native sodium carbonate; natron. [Obs.] For though thou wash thee with niter, and take thee much soap, yet thine iniquity is marked before me. Jer. ii. 22. Cubic niter, a deliquescent salt, sodium nitrate, found as a native incrustation, like niter, in Peru and Chili, whence it is known also as Chili saltpeter. -- Nit…