Ammoniac

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  ammoniac \am*mo"ni*ac\ ([a^]m*m[=o]"n[i^]*[a^]k), Ammoniacal
  \Am`mo*ni"a*cal\ ([a^]m`m[-o]*n[imac]"[.a]*kal), a.
     Of, pertaining, or containing ammonia, or possessing its
     properties; as, an ammoniac salt; ammoniacal gas.
     [1913 Webster]
  


     {Ammoniacal engine}, an engine in which the vapor of ammonia
        is used as the motive force.
  
     {Sal ammoniac} [L. sal ammoniacus], the salt usually called
        {chloride of ammonium}, and formerly {muriate of ammonia}.
        [1913 Webster] Gum ammoniac

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Ammoniac \Am*mo"ni*ac\(or Gum ammoniac \Gum` am*mo"ni*ac\, n.
     [L. Ammoniacum, Gr. 'ammoniako`n a resinous gum, said to
     distill from a tree near the temple of Jupiter Ammon; cf. F.
     ammoniac. See {Ammonite}.] (Med.)
     The concrete juice (gum resin) of an umbelliferous plant, the
     {Dorema ammoniacum}. It is brought chiefly from Iran in the
     form of yellowish tears, which occur singly, or are
     aggregated into masses. It has a peculiar smell, and a
     nauseous, sweet taste, followed by a bitter one. It is
     inflammable, partially soluble in water and in alcohol, and
     is used in medicine as an expectorant and resolvent, and for
     the formation of certain plasters.
     [1913 Webster + AS]

From WordNet (r) 2.0 [wn]:

  ammoniac
       adj : pertaining to or containing or similar to ammonia [syn: {ammoniacal}]
       n : the aromatic gum of the ammoniac plant [syn: {gum ammoniac}]