- Naphtha vitrioli
- Naphtha Naph"tha (n[a^]f"th[.a] or n[a^]p"th[.a]), n. [L.
naphtha, Gr. na`fqa, fr.Ar. nafth, nifth.]
1. (Chem.) The complex mixture of volatile, liquid,
inflammable hydrocarbons, occurring naturally, and usually
called {crude petroleum}, {mineral oil}, or {rock oil}.
Specifically: That portion of the distillate obtained in
the refinement of petroleum which is intermediate between
the lighter gasoline and the heavier benzine, and has a
specific gravity of about 0.7, -- used as a solvent for
varnishes, as a carburetant, illuminant, etc.
[1913 Webster]
2. (Chem.) One of several volatile inflammable liquids obtained by the distillation of certain carbonaceous materials and resembling the naphtha from petroleum; as, Boghead naphtha, from Boghead coal (obtained at Boghead, Scotland); crude naphtha, or light oil, from coal tar; wood naphtha, from wood, etc. [1913 Webster]
Note: This term was applied by the earlier chemical writers to a number of volatile, strong smelling, inflammable liquids, chiefly belonging to the ethers, as the sulphate, nitrate, or acetate of ethyl. --Watts. [1913 Webster]
{Naphtha vitrioli} [NL., naphtha of vitriol] (Old Chem.), common ethyl ether; -- formerly called {sulphuric ether}. See {Ether}. [1913 Webster]
The Collaborative International Dictionary of English. 2000.