Ammonia

am-mōn′i-a, n. a pungent gas yielded by smelling-salts, burning feathers, .: a solution of ammonia in water (properly liquid ammonia ): a name of a large series of compounds, analogous to ammonia, including amines , amides , and alkalamides .— adjs. Ammon′iac , Ammonī′acal , pertaining to, or having the properties of, ammonia.— ns. Ammon′iac , Ammonī′acum , a whitish gum resin of bitter taste and heavy smell, the inspi ated juice of a Persian umbelliferous plant—used in medicine for its stimulant and expectorant qualities; Ammon′i a phone , an instrument invented about 1880, said to improve the quality of the singing and speaking voice, being an apparatus for inhaling peroxide of hydrogen and free ammonia.— adj. Ammōn′iated , containing ammonia.— n. Ammon′ium , the hypothetical base of ammonia. [From sal-ammoniac , or smelling-salts, first obtained by heating camel's dung in Libya, near the temple of Jupiter Ammon.]