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

alcohol \al"cohol\ a^l"k-oho^l, n. cf. f. alcool,
   formerly written alcohol, sp. alcohol alcohol, antimony,
   galena, osp. alcofol; all fr. ar. al-kohl a powder of
   antimony or galena, to paint the eyebrows with. the name was
   afterwards applied, on account of the fineness of this
   powder, to highly rectified spirits, a signification unknown
   in arabia. the sp. word has both meanings. cf. alquifou.
   1. an impalpable powder. obs.
      1913 webster

   2. the fluid essence or pure spirit obtained by distillation.
      obs. --boyle.
      1913 webster

   3. pure spirit of wine; pure or highly rectified spirit
      called also ethyl alcohol or ethanol, ch3.ch2.oh;
      the spirituous or intoxicating element of fermented or
      distilled liquors, or more loosely a liquid containing it
      in considerable quantity. it is extracted by simple
      distillation from various vegetable juices and infusions
      of a saccharine nature, which have undergone vinous
      fermentation.

   note: the ferementation is usually carried out by addition
         of brewer's yeast, saccharomyces cerevisiae to an
         aqueous solution containing carbohydrates.
         1913 webster +pjc

   note: as used in the u. s. "pharmacopoeia," alcohol
         contains 91 per cent by weight of ethyl alcohol and 9
         per cent of water; and diluted alcohol proof spirit
         contains 45.5 per cent by weight of ethyl alcohol and
         54.5 per cent of water.
         1913 webster

   4. organic chem. a class of compounds analogous to vinic
      alcohol in constitution. chemically speaking, they are
      hydroxides of certain organic radicals; as, the radical
      ethyl forms common or ethyl alcohol c2h5.oh; methyl
      forms methyl alcohol ch3.oh or wood alcohol; amyl
      forms amyl alcohol c5h11.oh or fusel oil, etc.
      1913 webster
see also:
alquifou ethyl alcohol ethanol ch3.ch2.oh saccharomyces cerevisiae c2h5.oh 
methyl alcohol ch3.oh wood alcohol amyl alcohol c5h11.oh 
fusel oil 

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

ethanol \eth"anol\ e^th"a^naddl, n. chem.
   the organic compound c2h5.oh, the common alcohol which is
   the intoxicating agent in beer, wine, and other fermented and
   distilled liquors; called also ethyl alcohol. it is used
   pure or denatured as a solvent or in medicines and colognes
   and cleaning solutions, or mixed in gasoline as a fuel for
   automobiles, and as a rocket fuel as in the v-2 rocket.

   syn: ethyl alcohol, fermentation alcohol, grain alcohol.
        wordnet 1.5
see also:
c2h5.oh alcohol ethyl alcohol 

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

ethyl alcohol \ethyl alcohol\ n. chem.
   the organic compound c2h5.oh, which is the intoxicating
   agent in beer, wine, and other fermented and distilled
   liquors; it is used pure or denatured as a solvent or in
   medicines and colognes and cleaning solutions and rocket
   fuel.

   syn: ethanol, fermentation alcohol, grain alcohol.
        wordnet 1.5
see also:
c2h5.oh 

[4] : WordNet (r) 2.0

ethyl alcohol
     n 1: the intoxicating agent in fermented and distilled liquors;
          used pure or denatured as a solvent or in medicines and
          colognes and cleaning solutions and rocket fuel;
          proposed as a renewable clean-burning additive to
          gasoline syn: ethanol, fermentation alcohol, grain
          alcohol
     2: nonflavored alcohol of 95 percent or 190 proof used for
        blending with straight whiskies and in making gin and
        liqueurs syn: neutral spirits
see also:
ethanol fermentation alcohol grain alcohol neutral spirits 

Ethyl Alcohol >> E Words
Ethyl Alcohol, definition of term: Ethyl Alcohol
ethyl+alcohol_pag1.html

Alcohol >> A Words
Alcohol, definition of term: Alcohol
alcohol_pag1.html

Ethyl >> E Words
Ethyl, definition of term: Ethyl
ethyl_pag1.html

Ethyl Ether >> E Words
Ethyl Ether, definition of term: Ethyl Ether
ethyl+ether_pag1.html

Alcohol Abuse >> A Words
Alcohol Abuse, definition of term: Alcohol Abuse
alcohol+abuse_pag1.html

Ethyl Acetate >> E Words
Ethyl Acetate, definition of term: Ethyl Acetate
ethyl+acetate_pag1.html

Methyl Alcohol >> M Words
Methyl Alcohol, definition of term: Methyl Alcohol
methyl+alcohol_pag1.html

Butyl Alcohol >> B Words
Butyl Alcohol, definition of term: Butyl Alcohol
butyl+alcohol_pag1.html

Cetyl Alcohol >> C Words
Cetyl Alcohol, definition of term: Cetyl Alcohol
cetyl+alcohol_pag1.html